Den-Sin H-110-200E User manual

www.densin.com
USER GUIDE & SPARE PARTS MANUAL
H-110-200E
ELECTRICAL POWERED
HEAVY DUTY HOT WATER
HIGH PRESSURE CLEANER

Introduction
H-110-200E V00 Page 1
Introductions
Congratulations on your purchase of the DEN-SIN High Pressure Cleaner.
Model: H-110E, H-200E
Read this user manual before you start up your High Pressure Cleaner the first time.
This document or part of it may not be photocopied, or in any other way reproduced, or
translated to other languages without the prior written consent of DEN-SIN.
This machine is a High Pressure Cleaner producing water jet under high-pressure, which is
why severe injuries can occur if the safety precautions are not observed.
Therefore a full understanding of the contents of this instruction manual is required, in order
to prevent injuries to you, objects and persons near-by.
Safety
The following symbols are used in this manual to indicate procedures that if not followed,
may results in personal injuries or damage to equipment.
The information contained in this user guide is subject to change
without notice.
Version 00: May 2015
Revision History
Date
Revision
Rev.No.
WARNING is used to alert the reader of procedures or
practice which if not followed correctly could result in personal
injuries.
WARNING
CAUTION
CAUTION is used to alert the reader of procedures or
practice which if not followed correctly could result in damage
to machine or other equipment.
NOTE is used to highlight important information that may
assist the reader carrying out the procedure or understanding the
text.
NOTE
NOTE

Table of Contents
H-110-200E V00 Page 2
Table of contents
Introductions...............................................................................................................1
Table of contents..........................................................................................................2
Fast and efficient cleaning...................................................................................................... 3
Specifications ......................................................................................................................... 3
Applications............................................................................................................................ 3
Unpacking .............................................................................................................................. 4
Installation.............................................................................................................................. 4
Operation................................................................................................................................ 5
2. Safety and protection information.............................................................................8
General safety & application guidelines ................................................................................ 8
Safety devices......................................................................................................................... 8
3. Maintenance and troubleshooting.............................................................................9
Maintenance ........................................................................................................................... 9
Boiler cleaning & maintenance / 200hours*........................................................................ 10
Troubleshooting.................................................................................................................... 11
Service Instructions.............................................................................................................. 13
4. Accessories List......................................................................................................16
Accessories........................................................................................................................... 16
ID-plate................................................................................................................................. 16
Chassis assembly (H-110/200E) .......................................................................................... 17
Chassis assembly spare-parts list ......................................................................................... 17
Electrical Box assembly (H-110/200E)................................................................................ 18
Electrical Box assembly spare-parts list............................................................................... 18
Boiler assembly (H-110/200E)............................................................................................. 19
Boiler assembly spare-parts list............................................................................................ 20
Motor assembly (H-110E).................................................................................................... 21
Motor assembly spare-parts list............................................................................................ 21
Pump assembly (H-110E) .................................................................................................... 22
Pump assembly spare-parts list ............................................................................................ 23
Motor assembly (H-200E).................................................................................................... 24
Motor assembly spare-parts list............................................................................................ 24
Pump assembly (H-200E) .................................................................................................... 25
Pump assembly spare-parts list ............................................................................................ 26
By-pass valve assembly (H-200E) ....................................................................................... 27
By-pass valve assembly spare-parts list............................................................................... 27
Wiring diagrams................................................................................................................... 32
Recommended spare-parts ................................................................................................... 34
5. Declaration and Warranty......................................................................................35
EU declaration of conformity............................................................................................... 35
Warranty............................................................................................................................... 35
6. Spare Parts Request Form...................................................................................... 36
7. Maintenance Log Book...........................................................................................37

1. Getting acquainted with your High Pressure Cleaner
H-110-200E V00 Page 3
1. Getting acquainted with your High Pressure Cleaner
Fast and efficient cleaning
The DEN-SIN high-pressure hot-water cleaners in the H-110E, H-200E series enables you to
get more cleaning done in less time.
This series of DEN-SIN high-pressure cleaners offers you high performance yet a compact
design. The compact design enables the machines to be agile within inconvenient places, and
the high performance and possibility to use hot water gives you the opportunity to solve an
array of cleaning tasks. The high-pressure cleaners in this series are designed for industrial use
as well as for cleaning contractors. All pump parts, fittings and pipes in contact with water are
made of non-corrosive materials. Together with the ceramic pistons, long life seals and
stainless steel valves, it ensures long life and high durability.
Specifications
Model
Motor
Motor
Speed
Working
Pressure
Flow
Capacity
Power Supply
Dimension
LxWxH
Weight
Hp
kW
rpm
psi
Bar
gpm
l/min
Voltage
mm
kg
H-110E
3.0
2.2
1400
1600
110
3.1
11
230 / 1ph / 50Hz
220 / 1ph / 60Hz
940x650x880
110
H-200E
7.5
5.5
1400
2900
200
4.4
15
380~415 / 3ph / 50Hz
220/440 / 3ph / 60Hz
940x650x880
125
Applications
These heavy-duty high-pressure cleaners are capable of removing any kind of dirt. The high
pressure cleaner can function as both cold and hot water cleaner:
Algae off concrete constructions
Paint and graffiti off walls
Dust, dirt, soil & mud off floors
Oil & grease off engines and other mechanical parts
Dirt and salt deposits off ship decks
The High pressure cleaner has built in chemical injector
And with the option for use of accessories even many more jobs are to be dealt with:
Sand-blasting
Drain-cleaning
Dispensing of soaps and chemicals
Floor cleaning equipment
Rotary brushes
This machine is only to be used for the purposes it is designed for. Any other
use shall be considered improper and therefore potentially dangerous. The
manufacturer is not to be held responsible for any damages caused by improper
use.
CAUTION

1. Getting acquainted with your High Pressure Cleaner
H-110-200E V00 Page 4
Unpacking
Remove the high-pressure cleaner and its accessories from the packing material. For transport
and packing reasons some accessories may be supplied disassembled.
Make sure all components are present:
High-pressure machine itself
Electrical cord (attached)
High pressure hose with Spray-gun trigger
Double barrel lance
Water inlet male hose coupling
Installation
-Mount the high-pressure hose on to the high-pressure cleaner by pulling back the retainer on
the high-pressure hose coupling, while sliding it on the male part positioned on the bottom
rear of the high-pressure cleaner.
-Mount the assembled spray-lance by pushing forward the front of the trigger gun and slide in
the male swivel coupling part of the spray-lance.
-Prepare the water supply for the high-pressure cleaner, by connecting one end of the water
supply hose to a fresh water tap. Insert the end with the male coupling into the female inlet
quick coupling located at bottom rear of the machine. Turn on the tap.
Notice: Connection to the public mains water supply according to regulations.
-Put the power-plug into a main power supply socket and turn on the power. Switch on the
high-pressure cleaner by depressing the on/off switch.
-The high pressure cleaner is now ready for operation. The spray-gun lance will experience a
recoil force during operation –therefore keep a firm grip with both hands on the Spray-gun
handle and the lance. Press the trigger and start cleaning.
-Pressure can be regulated by adjusting the knob on the spray-gun lance.
-When using the chemical injector, pressure must be adjusted to low.
Make sure your local power supply specifications are in accordance with the
motors requirement. Refer to the ID-plate on the machine. Do Not run the High
Pressure Cleaner without sufficient potable water supply as it can cause
cavitation and serious damage to internal pump parts. Do not let the machine
recycle the water (running with Spray-gun trigger not activated) for more than
a few minutes as this can cause serious damage to the seals.
CAUTION

1. Getting acquainted with your High Pressure Cleaner
H-110-200E V00 Page 5
Operation To prevent accidents from happening, ensure the safety of the person(s) who
uses the equipment and to protect bystanders and nearby placed inventory or
machinery, a few safety precautions needs attention.
1) Treat the machine as a high-speed cutting tool.
2) Anyone under the age of 18 is NOT allowed to use the machine.
3) Always use a proper plug and socket specially designed with ground to earth wiring. Only
connect to an installation with earth wiring. A certified electrician shall make the
installation. It is strongly recommended that the electric supply to the machine include a
Residual Current Device/GFCI.
4) Always keep the Water Blaster and its accessories in good working condition. Check the
machine for defects, especially the insulation on the electric cable. Do NOT start up the
machine if there is any defect. Have the machine serviced.
5) When using the Water Blaster and its accessories, eye protection must be worn to protect
against repelling or ricocheting matters causing eye damage.
6) Suitable clothing and footwear must be worn while using the equipment to protect the
operator. Do not try to clean clothes or footwear with the machine.
7) Precautions must be made to keep bystanders away from the working range.
8) Do NOT spray-clean on yourself, others or live animals. The
high-pressure beams are capable of making severe injuries.
9) Do NOT spray at electrical equipment OR the machine itself.
10) While repairing or servicing the equipment and its accessories always make sure the
machine is turned off and disconnected from the main power supply.
11) Only allow instructed personnel to operate the machine.
12) Activating the trigger/gun can cause backward force therefore always hold spray lance
with both hands.
13) When pausing during operation, turned off the main switch of the machine and ensures
that the trigger/gun is locked.
14) Only use high-pressure hoses, connections and nozzles specified by DEN-SIN.
15) IMPORTANT –Do not use the machine in a possible explosive environment in
accordance with EN-50014.
WARNING

1. Getting acquainted with your High Pressure Cleaner
H-110-200E V00 Page 6
Operation Flow Diagram
1) On/Off switch
Start and stop the machine by depressing this switch.
2) Temperature Control
Adjust temperature by turning the knob.
3) Chemical Suction Control
Adjust chemical suction by adjusting the knob.
4) Pressure Gauge
5) Boiler switch
Start and stop the boiler by depressing this switch.
Note: Chemical can only be dispense at low pressure
6) Fuel Tank (Capacity : 18L)
Fill the fuel tank to the left side with automotive
quality Diesel.
Note: The Diesel Fuel tank must be filled with diesel
in order for the machine to operate as a hot water
cleaner.
1
2
3
4
5

1. Getting acquainted with your High Pressure Cleaner
H-110-200E V00 Page 7
7) Chemical Tank (Capacity : 5L)
Fill the Chemical tank with desired type of chemical,
suitable for the cleaning task.
8) High Pressure Male Outlet
Connect to high pressure hose
9) Low Pressure Female Inlet
Connect to water supply
The machine would operate only as a cold-water high pressure cleaner if only the on/off
switch was depressed. By pressing the boiler switch, the boiler would be turned on and the
machine would function as a hot water cleaner. Temperature of the water could be achieved
by turning the temperature control knob.
8
9

2. Safety and Protection information
H-110-200E V00 Page 8
2. Safety and protection information
General safety & application guidelines
1) It is not allowed to clean asbestos containing surfaces with high-pressure, unless using
special equipment.
2) Persons under the influence of alcohol, drugs or medicine should not operate the machine.
3) Do not touch plug and socket with wet hands.
4) This machine has been constructed for use with Nilfisk-ALTO detergents. The use of
other detergents or chemicals may cause problems as to the operation and the safety.
5) When using detergents the instructions should always be strictly observed.
6) Always flush the machine with clean water after use of chemical/detergents.
7) Always unplug power supply when cleaning and maintaining the machine.
8) Do not use machine if important parts are damaged –i.e. safety devices, high-pressure
hoses, spray handle.
9) The user is obliged to observe all national working environment and working safety
regulations concerning “operation of high-pressure washers”.
10)It is not allowed to connect this machine directly to a potable water supply.
11)If the machine is to be connected to potable water supply it is strictly necessary to fit the
machine with a water break tank, in accordance with EN1717.
Safety devices
The machine is equipped with the following safety devices:
1) Stop button. The stop button stops the machine when pushed.
2) Locking device on spray-gun handle. The locking device prevents the trigger from being
activated when pulled out.
3) Thermal sensor and over load relay protects the motor against overloading. The machine
can be switched on again after a few minutes, when the sensor has cooled.
4) Burner safety devices; the burner safety device protects the machine against faulty
ignition.
DO
DON’T

3. Maintenance and Troubleshooting
H-110-200E V00 Page 9
3. Maintenance and troubleshooting
Maintenance
Subject
Matter / Procedure
Lubrication
Oil renewal of the pump crankcase is to be completed the first time
after no more than 50 hours of use. Oil renewal is hereafter to be
completed in every 500 hours of use.
Renewal of oil: Turn off the high-pressure cleaner. Dismount the
hexagon screw at the bottom of the pump housing. Allow the oil to
drain into a waste oil-tray. Remount the hexagon screw and add oil
through the oil inlet on top of the pump until the red point of the oil
control glass has been reached. Approx. 0.4kg of oil, type SAE 30 W,
is to be used.
Notice: Do not dispose of used oil in drain.
Cleaning
Use a damp cloth to wipe the cabinet. Do not use detergent cleaning
chemicals.
Notice: To prevent electrical shock. DO NOT SPRAY DIRECTLY
UPON THE MACHINE WITH HIGH PRESSURE.
Occasionally clean the fan cover positioned at the back of the motor,
to ensure sufficient airflow.
Do NOT operate the machine with damaged or removed fan cover.
Inspection
To prevent electrical shock and spills of leaking water. Check
electrical cord and high-pressure hose for wear and cracks. Keep
coupling parts free of dirt to ensure long life of O-ring seals
preventing water leak.
Notice: To prevent damage on hoses and cord, be careful not to have
them run over by heavy vehicles or squeezed in door openings etc.
Replace if necessary.
Storage
Be sure the cleaner is kept frost-free, if not possible flush the pump of
the cleaner with antifreeze fluids.
Depending on water quality,
clean the strainer in the water
tank regularly.
Depending on Fuel quality
clean the fuel filter regularly.

3. Maintenance and Troubleshooting
H-110-200E V00 Page 10
Boiler cleaning & maintenance / 200hours*
Carefully remove the nozzle holder flange and the
electrodes holder (boiler burner head).
*Clean the small glass in the flange every 50 hours of
use.
Clean the fuel nozzle filter with compressed air and
check the position and wear of the spark electrodes.
Remove the boiler cap by unscrewing the 3 nuts and
clean the deflector with a brush and/or with compressed
air.
Manually take away the interior cap.
Remove the high pressure hoses and unscrew the locking
nuts from beneath. Pull out the boiler coil.
Clean the boiler coil for
residue with a wire
brush.
Vacuum clean the
residue from the boiler
housing.

3. Maintenance and Troubleshooting
H-110-200E V00 Page 11
Troubleshooting
Symptom
Cause and Rectification
When the main
switch is turned on
the high-pressure
cleaner will not run.
Fault somewhere in the power supply.
Make sure the socket is inserted correctly. Inspect cord for cracks
and wears. Check if fuse is blown, replace if necessary.
The motor is
humming but the
pump does not start.
Too low voltage, one phase is missing (on three phase model only)
High-pressure pump is blocked.
Check the mains voltage.
Check the connection box voltage with a meter.
With the machine turned off, turn the motor, at the fan, if it
remains blocked check the pump.
The pressure drops
and the high-
pressure cleaner
works irregularly.
The strain filter is clogged or the water supply from the tap is
insufficient.
Clean the strain water filter.
If there isn’t enough water-flow through the tap, ensure sufficient
water supply.
The pump
continuously stops
and starts, when the
spray-gun trigger is
activated.
The high pressure nozzle is partly clogged.
Turn off the high-pressure cleaner, dismantle the high-pressure
nozzle and remove the extraneous matter. Replace if damaged.
The high pressure
cleaner does not
reach the proper
working pressure
when the spray-gun
handle is activated.
The high-pressure nozzle is clogged or there is dirt in the by-pass
valve. The pump sucks air.
Turn off the high-pressure cleaner. Clean the nozzle. Inspect the
low pressure supply,
Or while the spray-gun trigger is activated turn the machine on
again. Repeat the procedure again; now with the trigger released.
If the problem still occurs, the by-pass valve should be dismantled
and the extraneous matter removed.
The high-pressure
cleaner only works
with approximately
2/3 of the maximum
pressure, and the
high-pressure hose is
vibrating
There is dirt in the valves.
Turn off the high-pressure cleaner. Dismantle the valve bolts and
the valves, remove any dirt and check to ensure the valve flaps are
movable and fits tightly.
(Continues)

3. Maintenance and Troubleshooting
H-110-200E V00 Page 12
(Continued)
Symptom
Cause and correction
Noisiness
The pump sucks air. One or more valve springs are broken or
down. Extraneous matter in the valves. Crankcase or motor
bearings worn out.
Inspect the low-pressure supply. Replace springs. Clean the
valves. Replace the bearings.
Water in the oil
The O-ring casing is worn out. High moisture in the air
(condensing inside the crankcase) The seals are completely worn
out.
Check or replace the O-ring.
Renewal of the crankcase oil more often.
Replace the seals.
The boiler will not
burn
The fuel tank is empty. The fuel filter is clogged. The fuel nozzle is
clogged. The spark electrodes are worn or out of alignment. The
flame censor device is active. The glass between the flame censor
and the boiler is dirty.
Fill up the fuel-tank. Clean or replace the fuel filter. Clean or
replace the fuel nozzle. Adjust or replace the spark electrodes.
Reset the device by pushing the reset button at the control panel.
Clean the glass between the censor and boiler.
When using chemical
injector
The high-pressure
cleaner does not suck
chemicals
The chemical container is empty. The high-pressure cleaner has
not been set to low-pressure (on the double barrel lance cock).
The low-pressure nozzle is clogged, or partly clogged. The non-
return valve of the chemical injector is stuck.
Ensure the chemical container contains sufficient fluid for proper
suction.
Set the spray-lance to low pressure by turning the cock on the
lance counter-clockwise.
Clean or replace the low-pressure nozzle.
Clean, correct or replace the non-return valve of the chemical
injector.
For any further inconveniences, not mentioned in this user guide or any
damages of the machine, we strongly suggest you to make contact with your
dealer for the repair or possible replacement of any original spare-parts.
NOTE

3. Maintenance and Troubleshooting
H-110-200E V00 Page 13
Service Instructions
Detach the high pressure hose, dump back hose, inlet hose, safety valve, and parts on the
pump head before serving the pump.
Please refer to Pump assembly (Page 22 & 25) unless otherwise stated.
Servicing the valves:
1. Remove the valve cap.
2. Inspect the valve cap O-Ring for any damage, replace if necessary.
3. Use the needle nose pliers to remove the valve.
4. Use a small probe to move the poppet up and down to assure that the valve is
functioning properly and that no debris is stuck in the valve.
5. To reassemble the valves proceed the other way round and tighten the cover screws
with a torque wrench. (Referring to torque specification)
Servicing the Packing/Seals:
1. Remove the bolts on the head of the pump.
2. Place the screwdrivers between the pump head and crankcase of the pump, lifting one
up and the other down. The head should start to lift off of the plungers.
3. When you remove the head, some of the water seals have stayed on the plungers and
some in the head. To remove the seals from the plungers, simple turn the assemblies
and pull off.

3. Maintenance and Troubleshooting
H-110-200E V00 Page 14
4. If the seal assemblies are in the head use the reversible pliers to grab the seal retainer
on the outside ring, twist the retainer in either direction and lift out.
5. Pull out the guide ring with your finger.
6. Pull the high-pressure seal and support ring out of the head with your finger.
7. The low-pressure seal is located in the brass seal retainer. Using the mechanics pick,
go in between the seal and retainer and pull the seal straight out.
8. Remove the seal retainer O-Ring with mechanics pick.
9. To reassemble the packing and seals proceed the other way round and tighten the
cover screws with a torque wrench. (Referring to torque specification)
Servicing the Plungers:
Recommend to replace Piston kits, Support Rings kits, and Water Seals kits
whenever servicing the plungers.
1. Remove the plunger retainer nut.
2. Insert the gasket scraper between the copper washer and plunger to remove the
washer.
3. Twist and pull the plunger off the plunger rod.
4. Remove the plunger rod O-Ring with the mechanics pick.
5. Remove the washer. And clean any thread locker that is left on the plunger rod and
retaining nut threads.
6. To reassemble the plungers, proceed the other way round and tighten the cover screws
with a torque wrench. (Referring to torque specification)

3. Maintenance and Troubleshooting
H-110-200E V00 Page 15
Pump head to drive end Installation:
1. Turn the crankshaft to align the plungers as shown.
2. Place the head evenly onto the plungers and push it until it makes contact with the
drive end of the pump.
3. Torque the head bolts as shown in the tightening sequence diagram.
Torque Specification:
Descriptions
Pump Head
Piston Nut
Valve Cap
In .lbs
133
106
442
Kg.m/N.m
15
12
50

4. Spare Part List
H-110-200E V00 Page 16
4. Accessories List
Accessories
ACCESSORIES
PART NO:
Rotary brush.
700550462
Foam injector
700550156
Foam lance.
700550464
Foam sprayer.
700550463
Extension hose with quick couplings. from 10 - 50 m
Please inquire
Industrial drain cleaner (1 front, 3 rear jets).
700550508
Container for sandblasting grid, including regulator.
Please inquire
Floor cleaner
700550465
Retractable hose reel.
700550208
Accessories
H-110E
50/60HZ
H-200E
50/60HZ
**Double Barrel Lance
700550457
700550456
*Single Barrel Lance
700550450
700550449
**Short Double Barrel
Lance
700550490
700550488
Single Barrel Lance with
Rotating Nozzle
700550470
700550171
**Double Barrel
Contractor Lance with
side Regulator Handle
700550193
700551286
Single Barrel Lance with
Multi-speed Nozzle
700551289
700550890
Industrial Sandblaster
Kit with boron Carbide
Nozzle
700550480
700550479
* With Straight Jet Nozzle **With Fan Jet Nozzle
Notice: Always state type of high-pressure cleaner along with the part no when ordering
accessories or spare-parts.
ID-plate
Refer to the identification plate on the machine:

4. Spare Part List
H-110-200E V00 Page 17
Chassis assembly (H-110/200E)
Chassis assembly spare-parts list
Pos:
Part No:
Qty:
Description
1
700520582
1
Right Handle
2
700520583
1
Left Handle
3
-
3
Cable Hook
4
700590058
1
Left Cover
5
700590057
1
Top Cover
6
700520155
2
Diesel/Chemical Tank Cap
7
700540358
2
Gasket
8
700520580
1
Diesel/Detergent Tank
9
-
4
Short Spacer
10
-
1
Front Wheel Axle
11
-
1
Back Wheel Axle
12
700590060
4
Wheels w/ Cover
13
700590059
1
Right Cover
14
700951501
10m
Cable 3G2.5
H-110E 50/60Hz
700951502
Cable 4G2.5
H-200E 50/60Hz
15
700520581
1
Back Cover
16
-
2
Roller Cap
17
-
4
Long Spacer

4. Spare Part List
H-110-200E V00 Page 18
Electrical Box assembly (H-110/200E)
Electrical Box assembly spare-parts list
Pos:
Part No:
Qty:
Description
1
700520586
1
Circuit Board Frame
2
700590090
1
Control Panel
3
700530598
1
Thermostat Knob
4
700590091
1
Thermostat Handle Black
5
700530267
1
Thermostat
6
700540777
1
Detergent Regulator
7
700530599
1
Electrical Box
8
-
-
-
9
700590092
1
Switch
10
-
-
-
11
700530841
1
Thermal Relay 12-18A
H-110/200E 50/60Hz
700530256
Thermal Relay 16-24A
H-200E 220V 60Hz
12
700530842
1
Contactor
H-110E 50/60Hz
Contactor
H-200E 400V 50Hz
Contactor
H-200E 440V 60Hz
Contactor
H-200 220V 60Hz
13
700590093
1
PLC Circuit Board
14
700590094
1
LED Electrical Board
15
700530736
1
Pressure Gauge
16
700540776
1
Gauge Hose
18*
700530765
1
Capacitor 65uF
H-110E 50Hz
700530848
Capacitor 90uF
H-110E 60Hz
* Capacitor not needed for H-200E Machines

4. Spare Part List
H-110-200E V00 Page 19
Boiler assembly (H-110/200E)