SUNWARD SWE215F-5 Manual

I
SWE215F-5
Crawler-type Hydraulic Excavator
Operation & Maintenance
Manual
Sunward Intelligent Equipment Co., Ltd.
August, 2020

OPERATION & MAINTENANCE MANUAL SWE215F-5
Foreword
It is particularly important that the operator should read these instructions carefully in order to
operate and maintain the excavator safely and correctly. Otherwise accidents or damage may
occur.
The manual supplies safety rules and labels which have been fixed on the machine so as to
provide the instructions of potential danger and the ways to avoid it.
SUNWARD cannot predict any kind of potential danger may occur in the process of operation
and maintenance. Therefore, the related instructions in this manual and on the machine only
concern the basic safety rules. It is the operator’s duty to take necessary measures to protect
safety if there is no corresponding method recommended in this manual.
The forbidden usages or operations that mentioned in this manual cannot be engaged in any
circumstances.
The excavator is designed according to the metric system, all the data presented are metric and
only metric parts and tools can be used.
The manual should be regarded as the permanent part of excavator and kept at the easy reading
place for consultation at any time. If it is damaged or lost, please contact SUNWARD or agents
for ordering. The manual should be attached when the excavator is transferred or sold.
Only trained, qualified and experienced operators can operate, check and maintain the machine.
The equipment covered by this manual meets the applicable technical specifications effective as
of its date of issue. The manufacturer SUNWARD reserves the right to make any modifications
from time to time without prior notices to any excavator components.
Please contact SUNWARD or agents for the updated information or the information problem
concerned in this manual.
Sunward Intelligent Equipment Co., Ltd.

OPERATION & MAINTENANCE MANUAL SWE215F-5
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Table of Contents
1 SAFETY RULES ........................................................................................................................................6
1.1 SAFETY LABELS...........................................................................................................................7
1.1.1 Location of Safety Labels......................................................................................................7
1.1.2 Safety Labels Instructions .....................................................................................................3
1.2 GENERAL SAFETY RULES........................................................................................................13
1.2.1 Observing Safety Rules.......................................................................................................13
1.2.2 Understanding Safety Label ................................................................................................14
1.2.3 Emergency Protection..........................................................................................................14
1.2.4 Protective Articles ...............................................................................................................14
1.2.5 Safety Equipment ................................................................................................................15
1.2.6 Keeping Machine Clean ......................................................................................................15
1.2.7 Checking before Start-up.....................................................................................................15
1.2.8 Precautions for Entering Cab...............................................................................................15
1.2.9 Correct Entering/Leaving Machine .....................................................................................16
1.2.10 Adjustment of Operator’s Seat...........................................................................................16
1.2.11 Fastening Seatbelt..............................................................................................................16
1.2.12 Ensuring Perfect Visibility.................................................................................................17
1.2.13 Leaving Operation Seat Safely..........................................................................................17
1.2.14 Emergency Exit .................................................................................................................17
1.2.15 No Passengers Allowed .....................................................................................................17
1.2.16 Worksite Safety..................................................................................................................17
1.2.17 Operation on Loosened Area.............................................................................................18
1.2.18 Signals and Gestures from Flagman..................................................................................18
1.2.19 Distance to High Voltage Cables .......................................................................................19
1.2.20 Preventing Scald................................................................................................................19
1.2.21 Keeping Away From Transmission Parts...........................................................................19
1.2.22 Preventing Fire and Explosion ..........................................................................................19
1.2.23 Measures for Fire Fighting ................................................................................................20
1.2.24 Preventing Splashing or Falling Objects ...........................................................................20
1.2.25 Prevention of Flying-Out Parts..........................................................................................20
1.2.26 Preventing Asbestos Dust Inhalation.................................................................................21
1.2.27 Bewaring of Inhalation of Smoke or Exhaust Gas ............................................................21
1.2.28 Be Careful of High Pressure Liquids.................................................................................21
1.2.29 Safe Disposal of Liquids....................................................................................................22
1.2.30 Safe Disposal of Chemicals...............................................................................................22
1.2.31Waste Material Disposal.....................................................................................................22
1.2.32 Prohibition of Unauthorized Modification on Machine ....................................................22
1.3 SAFE OPERATION INSTRUCTIONS .........................................................................................23
1.3.1 Inspection before Starting Engine .......................................................................................23
1.3.2 Correct Engine Start-up.......................................................................................................23
1.3.3 Starting Engine in Cold Weather .........................................................................................24
1.3.4 Safe Operation.....................................................................................................................24
1.3.5 Operation on Slopes ............................................................................................................25

OPERATION & MAINTENANCE MANUAL SWE215F-5
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1.3.6 Operation on Snowy Ground...............................................................................................25
1.3.7 Avoid Tipping-Over.............................................................................................................25
1.3.8 Preventing Accidents While Backing or Swinging..............................................................26
1.3.9 Avoiding Accidents Caused By Control Failures ................................................................27
1.3.10 Moving Machine Safely ....................................................................................................27
1.3.11 Safety Rules during Traveling ...........................................................................................28
1.3.12 Traveling on Slopes...........................................................................................................28
1.3.13 Safety Rules during Towing ..............................................................................................29
1.3.14 Machine Transportation.....................................................................................................29
1.3.15 Parking Machine................................................................................................................30
1.4 SAFETY MAINTENANCE INFORMATION ..............................................................................30
1.4.1 Using Warning Signs...........................................................................................................30
1.4.2 Parking Machine Prior to Maintenance...............................................................................31
1.4.3 Safety Maintenance Rules ...................................................................................................31
1.4.4 Tips for Using a Hammer ....................................................................................................32
1.4.5 Precautions of Welding and Polishing.................................................................................32
1.4.6 Avoiding Heating Pipes Containing Flammable Liquids.....................................................33
1.4.7 Avoiding Heating near Pressure Oil Pipes...........................................................................33
1.4.8 Removing Paint Before Welding or Heating.......................................................................33
1.4.9 Attachments.........................................................................................................................34
1.4.10 Maintenance Precaution of Track Tension Mechanism.....................................................34
1.4.11 Safety Rules for High-pressure Oil....................................................................................34
1.4.12 Safety Operation for High-pressure Hoses........................................................................35
1.4.13 Accumulator ......................................................................................................................35
1.4.14 Preventing Accumulator Explosion...................................................................................36
1.4.15 Waste Disposal...................................................................................................................36
2 TRANSPORTATION AND STORAGE....................................................................................................37
2.1 TRANSPORT.................................................................................................................................38
2.1.1 General Transport Instructions ............................................................................................38
2.1.2 Transport Specification........................................................................................................38
2.1.3 Loading or Unloading with a Trailer...................................................................................39
2.1.4 Loading................................................................................................................................40
2.1.5 Tying Down the Machine ....................................................................................................41
2.1.6 Unloading............................................................................................................................41
2.1.7 Lifting Machine...................................................................................................................42
2.2 STORAGE......................................................................................................................................43
2.2.1 Before Storage.....................................................................................................................43
2.2.2 During Storage.....................................................................................................................44
2.2.3 After Storage........................................................................................................................44
3 OPERATION.............................................................................................................................................45
3.1 MACHINE ASSEMBLY DRAWING............................................................................................46
3.2 CONTROL DEVICE INSTRUCTIONS........................................................................................47
3.2.1 Control Device Illustration..................................................................................................47
3.2.2 Pilot Safety Lever................................................................................................................48
3.2.3 Travel Control Lever ...........................................................................................................49

OPERATION & MAINTENANCE MANUAL SWE215F-5
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3.2.4 Air Condition Control Panel................................................................................................50
3.2.5 Multifunction Monitor System............................................................................................51
3.2.6 Right Pilot Control Handle..................................................................................................71
3.2.7 Horn Switch.........................................................................................................................71
3.2.8 Left Pilot Control Handle....................................................................................................72
3.2.9 One-key Idling Switch.........................................................................................................72
3.2.10 Starting Switch ..................................................................................................................73
3.2.11 Throttle Control Knob .......................................................................................................73
3.2.12 Work light Switch..............................................................................................................74
3.2.13 Wiper Switch .....................................................................................................................74
3.2.14 Washer Switch ...................................................................................................................74
3.3 OTHER OPERATION INSTRUCTIONS......................................................................................76
3.3.1 Cab Windows.......................................................................................................................76
3.3.2 Cover and Hood with Lock .................................................................................................79
3.3.3 Cigar Lighter .......................................................................................................................81
3.3.4 Radio ...................................................................................................................................81
3.3.5 Seat83
3.3.6 Fuse .....................................................................................................................................84
3.3.7 Air Conditioner Instruction..................................................................................................85
3.3.8 Accumulator ........................................................................................................................91
3.4 MACHINE OPERATION AND CONTROL.................................................................................92
3.4.1 Operator’s Position ..............................................................................................................92
3.4.2 Setting and Adjustment........................................................................................................92
3.4.3 Work Mode Selection ..........................................................................................................93
3.4.4 Inspection before Starting Engine .......................................................................................93
3.4.5 Engine Start-up....................................................................................................................94
3.4.6 New Machine Running-in ...................................................................................................96
3.4.7 Machine Preheating in Cold Weather..................................................................................97
3.4.8 Safety Operation Rules........................................................................................................98
3.4.9 Machine Traveling.............................................................................................................100
3.4.10 Machine Steering.............................................................................................................101
3.4.11 Upper-structure Swing.....................................................................................................103
3.4.12 Work Equipment..............................................................................................................103
3.4.13 Work ................................................................................................................................104
3.4.14 Emergency Stop for Boom ..............................................................................................109
3.4.15 Parking Machine..............................................................................................................109
3.4.16 Machine Stop and Emergency Stop.................................................................................110
3.4.17 Prohibited Operations......................................................................................................111
4 MAINTENANCE....................................................................................................................................113
4.1 MAINTENANCE INFORMATION ............................................................................................114
4.1.1 Maintenance Instruction and Inspection Procedure...........................................................114
4.1.2 Daily Inspection Prior to Start-up......................................................................................114
4.1.3 Checking Hour Meter Frequently......................................................................................115
4.1.4 Preparation Work Prior to Maintenance ............................................................................115
4.1.5 Correct Use of Fuel and Lubricant ....................................................................................115

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4.1.6 Checking Discharged Grease and Used Filter Element.....................................................115
4.1.7 Checking after Inspection and Maintenance......................................................................116
4.1.8 Electrical System Maintenance..........................................................................................116
4.1.9 Hydraulic System Maintenance.........................................................................................116
4.2 OIL, COOLANTAND FILTER...................................................................................................117
4.2.1 Lubricant and Hydraulic Oil..............................................................................................117
4.2.2 Fuel....................................................................................................................................117
4.2.3 Coolant in Cooling System................................................................................................118
4.2.4 Grease................................................................................................................................118
4.2.5 Oil and Fuel Storage..........................................................................................................118
4.2.6 Filter Elements...................................................................................................................119
4.2.7 Fuel and Coolant Specifications........................................................................................120
4.3 TIGHTENING TORQUE SPECIFICATION...............................................................................121
4.3.1 Tightening Torque Table for Bolts and Nuts......................................................................121
4.3.2 Tightening Torque Table for Hoses....................................................................................122
4.4 MAINTENANCE SCHEDULE...................................................................................................123
4.4.1 Adding Lubrication Grease................................................................................................123
4.4.2 Engine Oil..........................................................................................................................124
4.4.3 Gear Oil.............................................................................................................................125
4.4.4 Hydraulic System ..............................................................................................................126
4.4.5 Fuel System.......................................................................................................................127
4.4.6 Air Filter ............................................................................................................................127
4.4.7 Cooling System .................................................................................................................128
4.4.8 Air Conditioning System...................................................................................................128
4.4.9 Other..................................................................................................................................129
4.4.10 Hoses ...............................................................................................................................130
4.4.11 Wearing Parts Table.........................................................................................................131
4.4.12 Maintenance in Special Situation ....................................................................................132
4.5 MACHINE MAINTENANCE INTERVAL.................................................................................133
4.5.1 Daily Maintenance (Every 8 Hours)..................................................................................133
4.5.2 Maintenance in Initial 50 Hours of Running-in Period .....................................................137
4.5.3 If Maintenance is Needed..................................................................................................142
4.5.4 Every 50 Hours Maintenance ............................................................................................148
4.5.5 Every 100 Hours Maintenance..........................................................................................148
4.5.6 Every 250 Hours Maintenance ..........................................................................................148
4.5.7 Every 500 Hours Maintenance ..........................................................................................151
4.5.8 Every 1000 Hours Maintenance ........................................................................................153
4.5.9 Every 2000 Hours Maintenance ........................................................................................157
4.6 GENERAL TROUBLE SHOOTING...........................................................................................158
5 TECHNICAL SPECIFICATION.............................................................................................................163
5.1 SW155F TECHNICAL SPECIFICATION...................................................................................164
5.1.1 Machine Specification.......................................................................................................164
5.1.2 Dimension..........................................................................................................................165
5.1.3 Work Parameters................................................................................................................166
5.1.4 SWE215F-5 Electrical Schematic .....................................................................................167

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5.1.5 Electrical Components.......................................................................................................168
5.1.6 SWE215F-5 Hydraulic Schematic.....................................................................................169
5.1.7 Hydraulic Components......................................................................................................170
5.1.8 Noise & Vibration Description..........................................................................................170
6 NOTE FOR SAFETY .............................................................................................................................171
7 MANUFACTURER INFORMATION....................................................................................................174

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1 SAFETY RULES
Warning
Please thoroughly read and completely understand all precautions described in this manual or safety
labels. Follow all instructions when operating or servicing this machine.

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1.1 SAFETY LABELS
1.1.1 Location of Safety Labels
Fully understand the correct position and contents of safety labels in this machine.
To ensure that the content of labels can be read properly, be sure that they are in right place and
always keep them clean. When cleaning them, do not use solvents or gasoline. It may cause
labels to peel off.
There are also other labels in addition to warning labels. Handle these labels in the same way.
In case the labels are damaged, lost or not legible, replace them with new ones. For details of
the part number, refer to parts manual or actual label, and place an order with SUNWARD or
our authorized distributors.
Actual position of safety labels in the machine

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1.1.2 Safety Labels Instructions
(1) Safety Operation Label
Please read all safety precautions carefully written in
labels and all information concerning safety, prior to
operate machine.
Maintenance frequently and replace safety label if
required. In case that safety labels or manual are
damaged or lost, you can place an order with our
distributors. The procedure of ordering them is
identical with that of the other parts and components.
You must specify model of the machine when
ordering.
Use only trained and qualified personnel to operate
this machine. Follow all safety precautions and
instructions in this manual to keep your machine in
good condition.
Do not alter or modify machine rashly, this may
impair function and effect service life or jeopardize
personal safety.
Caution: all safety information described in this
manual covers only basic safety information of this
machine. It’s not possible to predict every
circumstance which might involves potential hazards.
So it’s necessary to ask for instruction from your
superior before attempting any operation or
maintenance procedure.
(2) Engine Operation Label
Diesel engine inspection
Stop machine on level ground, inspect engine oil level
(stop engine for longer than 15 minutes to allow
engine oil to go back to the bottom), inspect dipstick
to make sure oil level must be between the lines of
“MIN” and “MAX”. For engine maintenance

OPERATION & MAINTENANCE MANUAL SWE215F-5
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procedures, please refer to the “diesel engine
maintenance manual” enclosed with the other
literature of the machine.
Pre-start inspection
Keep control lever of pilot valve in LOCK position,
pilot handle and travel pull link are in normal position
(neutral position), operator sit over seat.
While switching the key to ON position, except engine
hour meter and LCD module, all indicators of test
system must light up. Buzzer must sound as well.
Self-test is finished in 2 seconds to indicate test
system is or is not properly functioning.
Start the engine
Keep control lever of pilot valve at LOCK position.
Switch key to ON position.
Honk the horn to alert the persons around.
Turn the key to the right; hold it in START position
until engine runs. Then release the key, switch will
automatically. Return to ON position.
Caution
Do not operate motor for longer than 5 seconds
ever time to avoid damage to machine. In case
of failure to start engine, switch the key back to
OFF position, wait 2 minutes before a new
attempt. Incorrect start may damage to starter.

OPERATION & MAINTENANCE MANUAL SWE215F-5
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(3) Diesel Label
Caution
Refilling fuel with extra care. Stop engine
before refilling fuel. Do not smoke while
refilling to fuel tank or operating around fuel
system.
Select proper fuel according to different
ambient temperature.
Refer to “stop engine” section for properly parking
machine and stopping engine.
Inspect fuel gauge on monitor, top up is required.
Prevent dirt, dust, water and other foreign matter from
entry into oil tank and fuel system.
While refilling at the end of daily work-shift, do not
spill, drip any fuel to machine or ground to avoid fuel
clotting.
After refilling fuel, fasten cap securely.
(4）Machine Posture Label
Caution
Do not start engine when hydraulic oil tank
runs out of oil.
Inspect hydraulic oil level……daily
Park machine on level ground.
Completely retract arm cylinder and extend bucket
cylinder to full length.
Lower bucket down to the ground.
Run engine at low speed for 5 minutes.
Shut down engine, remove the key.
Place pilot control lever to LOCK (up) position.
Open right side door to check oil level gauge. Located
on hydraulic oil tank, oil level must be within level

OPERATION & MAINTENANCE MANUAL SWE215F-5
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marks. Drain oil if level is higher than MAX mark,
refill if level is below MIN mark.
Fill oil：
Remove upper breather screw cap by rotating
anticlockwise.
Refill oil through strainer. Recheck oil level gauge.
Fasten cap securely.
(5) Maintenance and Lubrication Label
Proper procedure of maintenance and inspection
Learn about how to properly service machine. Perform
proper maintenance and inspection procedure in accordance
with this manual. Inspect machine before starting machine.
Check monitor.
Check each liquid level.
Check hose and piping for leakage, twist, wear out or
damage.
Check surrounding the machine for any signs of noise,
heat etc.
Check parts for looseness and lost.
Caution
If any problems are detected, repair prior to
operation, or contact with our authorized
distributor.
Use recommended fuel, hydraulic oil and lubricant.
Use only genuine SUNWARD components.
The warranty is not applicable for any damages arising
from failure to use SUNWARD recommended fuel,
lubricant, hydraulic oil and genuine SUNWARD
components.
Do not adjust engine speed limiter or safety valve of

OPERATION & MAINTENANCE MANUAL SWE215F-5
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hydraulic system.
Do not allow water or vapor to reach electrical
equipment.
Do not disassemble components such as engine pump
controller, sensor etc.
(6) Wiper Label
Use the wiper properly.
(7) Filter Element Maintenance Safety Label
Replace pilot oil filter ……every 400 hours
Stop machine on firm level ground.
Lower bucket to the ground.
Run engine at low-speed for 5 minutes.
Shut down the engine, remove the key.
Release inner pressure in the hydraulic system by
operating left and right pilot handles.
Set pilot control lever in LOCK (UP) position.
Use wrench for filter to remove filter housing off the
filter head cover by rotating counterclockwise.
Remove filter core and used O-ring.
Clean the area in contact by head cover and O-ring.
Apply a new layer of fresh hydraulic oil, and place it
in position.
Lubricate new filter core with a thin layer of clean
hydraulic oil on the ring section. Push filter core
upward while moving it forward and backward
alternately to install it.
Clean filter housing.

OPERATION & MAINTENANCE MANUAL SWE215F-5
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Rotate clockwise to tighten filter housing to head
cover. Tighten at torque: 19.5—29.5Nm (2-3 kgf.m).
(8) Engine Hood Label
Warning
Risk of entangled by transmission part, such as belt
Engine should be shut down prior to inspection and maintenance.
(9) Work Device Label
Warning
Stay clear of working device.
(10) Swing Label
Warning
Keep clear of swing area.
(11) Tail Warning Label
Warning
Stay clear of machine while it is running.

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(12) Lifting Direction Label
(13) Traction Hook
(14) Anti- scald Label
After running operation, engine oil, gear oil and
hydraulic oil is getting hot, so do engine, hoses,
pipelines or other components. Be cautious of
scalding.
Attempt inspection and maintenance procedure, after
machine components and oil cool down.
There is pressure in hydraulic oil tank. Relieve
pressure before opening cap to avoid oil spurt.
There is pressure which builds up in hydraulic piping.
Relieve pressure prior to repair or replacing.
（15）Preventing Hand Caught by Fan
Fan would run at high speed while engine is active.
Pay much attention to prevent hand, foot, hair and
clothing being caught in fan blade, when attempting
any inspection and maintenance procedures on
machine.
(16) Operation Label
This machine is equipped with two pilot control
handle and two travel control lever which control

OPERATION & MAINTENANCE MANUAL SWE215F-5
10
working device motion, swing action of upper
structure, machine travel accordingly.
The right pilot handle controls motions as below：
a. boom rise
b. boom fall
c. backhoe loading , or grab bucket rotate clockwise
d. backhoe dumping, or grab bucket rotate
anticlockwise.
Left pilot handle controls motion as below：
e. rotate upper-structure to left (counterclockwise)
f. rotate upper-structure to right (clockwise)
g. extend arm
h. retract arm
Operation together with two pilot handles can also
take compound motion. In addition, horn switch
button is fixed on the handle.
Two travel control lever control forward motion,
reverse motion and steering of the machine.
（17）Direction Label
This label indicates travel direction of machine when
“travel control lever is pushed forward”.
Warning
In case that driving wheel is located underneath cab,
machine will travel rearward when pushing “travel
control lever”forward.(On this occasion, symbol
indicates backward).
(18) No Stepping Label
Warning
Stay clear of operation area of working device.

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(19) Pilot Safety Lock Label
(20) Fuel Label
Warning
Handle fuel with extra care because it’s
highly flammable. In case that fuel is
ignited, this can cause explosion or fire,
and even death or injury to person.
Always refilling fuel at outdoor. Before
refilling, the engine should be shut down.
Do not refill fuel while smoking or near fire or
sparks.
All fuel and most of lubricants are flammable.
Flammable liquid should be stored at proper
place far from fire.
Do not burn out or stab at pressurized
container.
Do not store rags containing oil. This can
cause self-ignition and can be lighted up.
Fasten cap of filling opening.

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(21) Emergency Exit Label
When accidents happen, and operator is trapped in cab,
operator can use life hammer located on the side of cab to
destroy window labeled with exit mark to get out of the
machine.
The safety structure being damaged is beyond repair. But
you could have it replaced with a new one.
Caution
Pay attention to the flying pieces while breaking out
emergency exit way. For better protection of your
safety, please keep sufficient distance from exit way
being damaged.
Exit hole must be big enough for operator to get out.
Make sure your safety.
(22) Center of Gravity Label
(23) Track Tension Adjustment Label
Pay attention to avoid being hurt by the fly-out of grease
nozzle while adjusting track tension.
The manual should be read carefully prior to adjust track
tension.

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1.2 GENERAL SAFETY RULES
1.2.1 Observing Safety Rules
Thoroughly read, understand and follow all safety
precautions and procedures found in this manual.
Regularly affix, maintenance and renew new safety labels,
so that they are legible，conspicuous and affixed firmly.
In case safety labels and manual are damaged or lost,
contact us or our authorized distributor to order new ones
(when ordering, please specify machine model, and serial
NO).
Learn about how to properly and safely operate machine
and its controlling device.
Use only trained and qualified person to operate on this
machine.
Keep machine at good working condition.
Unapproved modification on this machine can impair
function, effect service life and jeopardize personal safety.
Note: all safety information described in this section covers
only basic safety information of this machine. It’s not
possible to predict every circumstance which might
involves potential hazards. So it’s necessary to ask for
instruction from your superior before attempting any
operation or maintenance procedure.