Case IH Agriculture BCAC658HB User manual

operation manual
BCAC658HB
BCAC708RB
BCAC908HB
CAC908HB2
WHEELED AIR
COMPRESSOR

2
table of contents
Introduction
4 Using the Operators Manual
Specifications
4 Specifications
Product Identification
5 Record Identification Numbers
Safety
6 Safety Instructions
7 Safety Rules
7 Hazard Symbols and Meanings
10 General Safety Information
Safety & Installation
11 Spraying Precautions
11 Hose Precautions
11 Installation and Location
11 Extension Cords
Assembly Instructions
12 Assembly
Product Features
13 Automatic ON/OFF
13 Regulator
13 Tank Pressure Gauge
13 Safety Valve
13 Tank Drain Fitting
13 Safety Guard

3
table of contents
Operating Instructions
14 Initial Start Up
14 Start Up
14 Storage
14 Shut Down
Maintenance
15 When performing any maintenance or service
15 Daily
15 Weekly
15 Monthly
15 Six Months or 250 Operating Hours
15 Oil Change
Troubleshooting
16 Troubleshooting Chart
Parts
17 BCAC708RB/BCAC658HB/BCAC908HB Parts Diagram and List
18 BCAC908HB2 Parts Diagram and List
20 BCAC708RB/BCAC658HB Pump & Parts List
22 BCAC908HB Pump & Parts List
24 BCAC908HB2 Pump & Parts List
Warranty
26 Warranty Statement
Notes
30 Maintenance Notes

4
Using the Operator’s manual
Thank you for choosing our compressor. The manual gives information
with respect to operation and maintenance of the Compressor and be
sure to read it carefully first before operation.
Following the manual can ensure the user’s safety and get the best
results from the compressor. All information and diagrams in this manual
are in accordance with the newest products at the publishing time. We
strive for accuracy and this manual is accurate for the models described
at the time of printing. We reserve the right to make improvements or
changes at any time without notice or obligation.
Please keep this manual with the engine permanently, even if the engine
ownership is transferred.
Attention: Read through the complete manual
prior to the initial use of your compressor.
introduction

5
product identification
Record Identification Numbers
COMPRESSOR
If you need to contact an Authorized Dealer or Customer Service line for
information on servicing, always provide the
product model and identification numbers.
You will need to locate the model and serial number for the machine and
record the information in the places provided below.
Date of Purchase:
Dealer Name:
Dealer Phone:
Product Identification Numbers
Model Number:
Serial Number:

6
safety
Safety Instructions
· Carefully read through the entire owners manual before operating this
compressor.
· Keep manual with important records for safety instructions, operating
procedures and warranty.
· After unpacking your new air compressor, please inspect it carefully for
any damage that may have occurred during transit.
· Do not operate this air compressor if damaged during shipment,
handling or misuse.
· Damage may result in bursting, which can cause serious injury or
property damage.
· All damaged parts must be repaired or replaced as needed prior to
operating this air compressor.
· Check to see that all nuts, bolts and fittings are secure.
· Check to see that the proper lubrication oil, which has been included
with the air compressor, is used to fill the compressor crankcase to the
proper level.
· Please contact our customer service department at the numbers listed
on the back of this instruction manual for any questions or comments
regarding this air compressor.

7
The safety alert symbol ( ) is used with a signal word (DANGER,
CAUTION, WARNING), a pictorial and/or a safety message to alert you
to hazards.
DANGER indicates a hazard which, if not avoided, will result in death
or serious injury.
WARNING indicates a hazard which, if not avoided, could result in
death or serious injury.
CAUTION indicates a hazard which, if not avoided, might result in
minor or moderate injury.
NOTICE indicates a situation that could result in equipment damage.
Follow safety messages to avoid or reduce the risk of injury or
death.
HAZARD SYMBOLS AND MEANINGS
Save these Instructions
SAFETY RULES
safety
This is the safety alert symbol. It is used to alert
you to potential personal injury hazards. Obey
all safety messages that follow this symbol to
avoid possible injury or death.
explosion
kickback
fall fluid injection moving parts read manual
hot surface wear eye
protection
slippery
fire electric shock toxic fumes

8
safety
WARNING
AIR TANK WARNING: Drain liquid from air tank daily,
or after each use, using the drain valve located on the
bottom of the lower air tank. Failure to properly drain
liquid from the tank will cause rust from moisture build-
up, which weakens the tank and could lead to a violent
tank explosion, Periodically inspect the tanks for unsafe
conditions such as corrosion.
Never attempt to repair or make modifications to the tank or its at-
tachments. Welding, drilling or any other modifications may weaken
the tank, which may result in damage from rupture or explosion. Never
remove or attempt to adjust the pressure switch, safety valve, or other
factory set operating pressures.
WARNING
FIRE WARNING: Avoid dangerous environments. Do
not use compressor near gasoline or other flammable
materials. Keep work area well lit. Normal sparking of
a motor or sparking from grinding metal could ignite
fumes. Do not spray flammable materials in the vicinity
of an open flame or other ignition source, including the
air compressor itself. Do not direct paint or other spray
material towards the compressor.
Read and follow all safely instructions for the material you are spray-
ing. Be sure to use an approved respirator designed for use with your
specific application.
WARNING
BREATHABLE AIR WARNING: This air compressor in
not designed, nor intended for the supply of breathable
quality air. Air produced by this unit may contain carbon
monoxide or other toxic vapors.
Do not inhale air from the compressor or from a breathing device con-
nected to it.

9
safety
WARNING
AIR TOOLS AND ACCESSORIES WARNING: Do
not exceed the pressure rating of any air tools, spray
guns, air accessories, or inflatables. Excess pressure
can cause them to explode, resulting in serious injury.
Follow the manufacturers recommended pressure set-
tings for all air tools and air accessories.
WARNING
Do not direct compressed air stream at people or pets.
The powerful compressed air stream can damage
exposed skin and easily propel loose dirt and other
small objects. Always wear eye protection that meets
ANSI Z28.1 specifications.
WARNING
Keep hands and fingers away from exposed metal parts
on a running air compressor. Air compressors gener-
ate significant heat during normal operation, which can
cause serious burns. The compressor will remain hot for
some time after operation and should not be touched or
moved until cool.

10
safety
GENERAL SAFETY INFORMATION
Do not operate unit if damaged during shipping, handling or use. Damage
may result in bursting and cause injury or property damage.
Since the air compressor and other components (filters, lubricators,
hoses, etc.) used, make up a high pressure pumping system, the
following safety precautions must be observed at all times:
1. Read all manuals included with this product carefully. Be thoroughly
familiar with the controls and the proper use of the equipment.
2. Follow all local electrical and safety codes
3. Only persons well acquainted with these rules of safe operation
should be allowed to use the compressor.
4. Keep visitors away and NEVER allow children in the work area.
5. Wear safety glasses and use hearing protection when operating the
pump or unit.
6. Do not stand on or use the pump or unit as a handhold.
7. Before each use, inspect compressed air system and electrical
components for signs of damage, deterioration, weakness or leakage.
Repair or replace defective items before using.
8. Check all fasteners at frequent intervals for proper tightness.
WARNING
Compressor parts may be hot even if the unit is
stopped.
9. Keep fingers away from a running compressor; fast moving and hot
parts will cause injury and/or burns.
10. If the equipment should start to abnormally vibrate, STOP the engine/
motor and check immediately for the cause. Vibration is generally a
warning of trouble.
11. To reduce fire hazard, keep engine/motor exterior free of oil, solvent,
or excessive grease. Never remove or attempt to adjust safety valve.
Keep safety valve free from paint and other accumulations.
12. Never attempt to repair or modify a tank! Welding, drilling or any
other modification will weaken the tank resulting in damage from
rupture or explosion. Always replace worn or damaged tanks. Drain
liquid from tank daily.
13. Tanks rust from moisture build-up, which weakens the tank. Make
sure to drain tank daily and inspect periodically for unsafe conditions
such as rust formation and corrosion.
14. Fast moving air will stir up dust and debris which may be harmful.
Release air slowly when draining moisture or depressurizing the
compressor system.

11
safety & installation
WARNING
Do not spray flammable materials in vicinity of open
flame or near ignition sources including the compressor
unit.
SPRAYING PRECAUTIONS
15. Do not smoke when spraying paint, insecticides, or other flammable
substances.
16. Use a face mask/respirator when spraying and spray in a well
ventilated area to prevent health and fire hazards.
17. Do not direct paint or other sprayed material at the compressor.
Locate compressor as far away from the spraying area as possible to
minimize overspray accumulation on the compressor.
18. When spraying or cleaning with solvents or toxic chemicals, follow
the instructions provided by the chemical manufacturer.
HOSE PRECAUTIONS
19. Inspect hose before use. Do not exceed working pressure marked
on hose. Do not twist, bend knot, or abrade hose. Do not wrap hose
around body.
20. Keep away from hot surfaces and chemicals.
INSTALLATION AND LOCATION
The compressor must be used on a stable level surface. The air compres-
sor must be used in a clean and well-ventilated area. The compressor
requires an unobstructed airflow and must be located a minimum of 18
inches from any walls or other obstructions.
Extension Cord Length Wire Size (A.W.C.)
Up to 25 Feet 14
26 to 50 Feet 12
51 to 100 Feet 10

12
assembly instructions product features
WARNING
The compressor is shipped without oil in the crankcase.
Add oil as indicated below.
Assembly
Read all safety instructions before using air compressor.
1. After opening the carton, please remove all parts and check against
photograph on carton.
2. Place air compressor on a flat, level surface.
3. Pour supplied oil into crankcase until the oil level reaches the red dot
in the oil level sight glass. Be careful not to overfill.
4. Adjust tension of belt to ensure that a maximum of 1/2” / 12mm
Refill Oil
Immediately
Check Oil
Level Daily
Oil Level OK
NOTICE
Do not operate the compressor without lubricant or with low lubricant
level. We are not responsible for damage caused to the compressor
due to operation without proper lubrication.
of slack exists when pressure is placed on belt at centre line.
NOTE: If the belt is installed too tightly, overloading of the motor will
occur. This will cause the motor to overheat. If the belt is installed
too loosely, it will slip and unstable operation and vibration will occur.
Caution - The rotating direction for the flywheel must follow the
arrow shown on the belt guard.
5. Close tank drain valve on the bottom of the air tank by turning the
valve clockwise until fully closed.
6. Attach the air coupler to the compressor regulator valve. Use Teflon
thread-sealing tape on the threads to make sure you have an airtight
connection. Do not over tighten fittings.
7. Attach the supplied air filter to the air intake port on the pump head.
8. Attach air hose and any desired air accessories (which are not
included). Use Teflon thread-sealing tape on the threads to make
sure you have an airtight connection. Do not over tighten fittings.
1/2”

13
assembly instructions
Product Features
1. Automatic ON/OFF Pressure Switch
The compressor is equipped with an automatic on/off pressure switch.
The compressor will only run when the switch is in the “I”(ON) position.
Once the tank has reached the desired preset pressure (see Operation
Instructions), the pump will automatically shut off. While the switch is
in the “I”(ON) position, the pump will automatically turn back on once
the pressure in the tank drops below the minimum preset pressure. Do
not leave the compressor unattended while the power switch is in the
“I”(ON) position.
2. Regulator
The regulator allows you to select the amount of air pressure that is
output through the air hose into tools and accessories. Refer to the air
delivery requirements of your tools for the proper pressure settings.
3. Tank Pressure Gauge
The tank pressure gauge provides a reading of the air pressure inside
of the compressor tank.
4. Safety Valve
This compressor is equipped with a safely valve switch that will engage
when the pressure in the tank exceeds the maximum rated pressure.
DO NOT attempt to modify or remove safely valve.
5. Tank Drain Fitting
Water is produced whenever air is compressed. It is critical to drain
water from the air tank on this compressor frequently. If unit is used
only occasionally, tank should be drained after each use and prior to
the next use. To drain the tank, slowly open the tank drain fitting by
turning clockwise. Once all water has drained out, close the fitting
securely. NOTE: tank will not pressurize while fitting is open.
6. Safety Guard
The belt drive mechanism is protected by a metal guard. Do not
attempt to modify or remove this safety guard.
product features

14
operation
Operating Instructions
Initial Start Up
1. Disconnect tools and/or accessories from the air hose.
2. Open the tank drain valve to allow air to escape preventing air pressure
buildup in the air tank.
3. Check to see that the belt is installed properly with the correct tension.
4. Plug power supply cord into proper power source receptacle. (See
Grounding Instructions)
5. Run the compressor for a minimum or twenty minutes in this no-load
position to lubricate the bearings and piston.
6. Turn off compressor, drain liquid from tanks and close drain valve.
7. The compressor is now ready for use.
Start Up
1. Slowly open tank drain by turning clockwise. Allow any water in tank to
drain out. Close fitting securely.
2. Before starting the compressor, check for broken components and
accessories, and check for damage to the hose.
3. Make sure the power switch is turned “O”(OFF) position.
4. Attach desired tool to the end of the air hose.
5. Turn the switch on the “I”(ON) position.
6. Adjust regulator knob to desired pressure level once the pump has shut off
and the compressor has stopped running.
Storage
1. Disconnect tools and/or accessories from the air hose.
2. Locate drain valve on bottom side of tank.
3. Open drain valve to release remaining pressurized air and moisture from
the air tank. Moisture buildup in the tank is normal with air compressors, so
a small amount of water may come out while draining the tank. Draining the
tank is vital for longevity and safety of your air compressor.
4. Close valve and store the compressor in a cool, dry place.
Shut Down
1. Turn the ON/OFF lever to the OFF position.
2. Rotate the pressure regulator knob counterclockwise until it is fully closed.
Check regulated pressure gauge to ensure that it reads 0 PSI.
3. Remove air hose and other connected accessories.
4. Slowly open air tank drain valve to release remaining pressurized air, and
tilt unit to fully drain accumulated liquid from air tanks. Moisture build-up
in the tank is normal with air compressor, so a small amount of water may
come out while draining the tank. Draining the tank is vital for the longevity
and safely of your air compressor.
5. Close drain valve.
6. Allow compressor to cool down.
7. Clean and store compressor.

15
maintenance
Maintenance
When performing any maintenance or service
· The air compressor must be turned off.
· Drain tanks.
· Allow compressor to cool down.
Daily
· Check oil level.
· Drain accumulated liquid from tanks.
· Check for oil leaks.
· Check for unusual noise and/or vibrations
· Check that all fasteners are secure.
Weekly
· Check safety relief valve.
· Inspect and clean air filter.
· Clean breather holes on oil check dipstick.
Monthly
· Check for air leaks.
· Apply a solution of soapy water around joints.
· Look for air bubbles around joints when compressor reaches the
pressure cut-out limit and pump turns off.
· Adjust belt tension and replace if worn or damaged.
Six Months or 250 Operating Hours
· Change compressor oil.
· Use only SAE 20 or SAE 30 weight non-detergent oil.
· Replace oil more frequently when used in dusty operating
environments.
Oil Change
1. Place oil drain pan below oil drain plug.
2. Remove dipstick to allow air to enter crankcase.
3. Remove oil drain plug.
4. Allow oil to drain completely.
5. Clean and replace oil drain plug.
6. Refill crankcase with SAE 20 or SAE 30 weight non-detergent oil to
red dot on oil level sight glass. Be careful not to overfill.

16
troubleshooting
Trouble Possible Cause Corrective Action
No start condition Gas engine not running Check operation of gas engine
Low pressure Air leak in safety valve Check valve manually by
pulling upward on rings. If
condition persists, replace
valve.
Loose tube or fittings Tighten fittings
Restricted air filter Clean or replace
Belt loose Adjust belt tension
Defective check valve Replace check valve
Safety valve releasing Defective pressure switch
or improper adjustment
Check for proper
adjustment and if problem
persists, replace pressure
switch
Oil discharge in air Improper oil viscosity Replace oil with 20-30
weight non-detergent oil
Too much oil in crankcase Drain crankcase and fill to
proper level
Restricted air filter Clean or replace filter
Worn piston rings Replace piston rings
Excessive belt wear Belt too loose Adjust for proper tension
Belt too tight Adjust for proper tension
Motor pulley out of alignment Align motor pulley by
adjusting the position of the
electric motor
During the break-in period, nuts and bolts have a tendency to loosen.
After two weeks, tighten all nuts and bolts including head bolts. Check
every month to make sure all nuts and bolts stay tight.
Troubleshooting Chart
parts

17
parts
Parts Diagram
BCAC708RB/BCAC658HB/BCAC908HB
REF. DESCRIPTION QTY PART #
1 Exhaust Pipe Assembly 1 42.004.020
2 Safety Guard 1 42.008.013
8 V-Belt 1 42.004.021
11 Motor Pulley 1 42.004.029
15 Pump 1 42.004.022
19 Discharge tubing 1 42.004.023
20 Six Angle Nut 1 42.004.024
22 Manifold 1 42.004.011
23 Pressure Gauge 2 42.004.031
25 Safety valve 1 42.006.009
29 Drain Cock 2 42.004.025
34 Pilot Unloader Valve 1 42.004.026
35 Gas Pedal 1 42.004.027
38 Tank Wheel 1 42.004.010
Other
Parts
Key 1 22.316.316
Engine Pulley 1 42.008.010
Air Filter 1 42.004.028

18
CAC908HB2
Parts Diagram
parts

19
REF. DESCRIPTION QTY PART #
1 Exhaust Pipe Assembly 1 42.004.019
3 Motor Pulley 1 42.008.015
8 Pump 1 42.008.007
13 Manifold 1 42.004.011
19 Pipe 1 42.008.000
28 Screw, 2
42.008.005
29 Tank Wheel 2
30 Six Angle Nut 2
32 V-Belt 1 42.008.006
33 Bolt 8
42.008.016
34 Washer 8
35 Safety Guard Seat L 1
36 Safety Guard 1
37 M5x0.8x8 Screw 3
38 Safety Guard 1
39 Safety Guard Seat S 1
40 Bolt 1
41 Spring Washer 1
14 Pressure Gauge 2 85.410.160
15 Coupler 2 42.000.046
16 Safety valve 1 42.006.046
parts
Parts List

20
parts
BCAC708RB/BCAC658HB pump
Parts Diagram
parts