9.801-629.0 MODEL # ORDER # HD 2.3/24 P 1.575-100.0 HD 2.5/27 P 1.575-101.0 HD 3.0/30 P 1.575-102.0 HD 3.8/35 P HD 3.5/40 P 1.575-104.0 1.107-223.0 PC3-24324 1.107-005.0 PC3-27324 1.107-006.0 PC3-30124 1.107-007.0 PC4-35324 1.107-008.0 PC4-40324 1.107-224.0 MODEL # ORDER # DB-232439 1.107-031.0 DB-252739 1.107-032.0 DB-303039 1.107-033.0 DB-383539 1.107-034.0 DB-354039 1.107-222.0 DG-232437 1.107-138.0 DG-252737 1.107-139.0 DG-303037 1.107-140.0 DG-383537 1.107-141.0 DG-354037 1.107-225.0 CHAUD! SERVICE MANUAL
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9.801-629.0
MODEL # ORDER #HD 2.3/24 P 1.575-100.0HD 2.5/27 P 1.575-101.0HD 3.0/30 P 1.575-102.0HD 3.8/35 PHD 3.5/40 P
MODEL # ORDER #DB-232439 1.107-031.0DB-252739 1.107-032.0DB-303039 1.107-033.0DB-383539 1.107-034.0DB-354039 1.107-222.0DG-232437 1.107-138.0DG-252737 1.107-139.0DG-303037 1.107-140.0DG-383537 1.107-141.0DG-354037 1.107-225.0
OIL ALERT
WHEN OIL LEVEL LOW,
ENGINE STOPS IMMEDIATELY.
READ OWNER'S MANUAL BEFORE OPERATION.
LIRE LE MANUEL D'UTILISATEUR AVANT USAGE.
VOR INBETRIEBNAHME UNBEDINGT
BEDIENUNGSANLEITUNG DURSCHLESEN.
NO UTILIZAR SIN ANTES NO HABER LEIDO EL MANUAL.
CHAUD!
SERVICE MANUAL
3
CONTENTS
CART SERIES • 9.801-629.0 • Rev. 07/13
Model Number ______________________________
Serial Number ______________________________
Date of Purchase ____________________________The model and serial numbers will be found on a decal attached to the pressure washer. You should record both serial number and date of purchase and keep in a safe place for future reference.
VBA UNLOADER EXPLODED VIEW PARTS LIST ITEM PART # DESCRIPTION KIT QTY
1 Body Valve (KG) 1 Body Valve (KS) 1
2 O-Ring A, C 1
3 Seat C 1
4 Ball, Sub Assy C 1
5 O-Ring A 1
6 9.803-907.0 Guide Bushing 1
7 Tefl on Ring 1
8 O-Ring A 1
9 O-Ring A 2
10 9.803-911.0 Connector 1
11 Tefl on Ring A 1
12 Stem C 1
13 9.803-914.0 Connector Female 1
14 O-Ring A, B 1
15 Spring B 1
16 Poppet B 1
ITEM PART # DESCRIPTION KIT QTY
17 9.802-893.0 Seal Washer 3/8" 2
18 9.803-919.0 Banjo Bolt 3/8" Solid Cap 1
19 9.803-920.0 Banjo Bolt 1/2", w 1/4" Pilot 1
20 9.803-921.0 Seal Washer 1/2" 2
21 Plate C 1
22 Spring C 1
23 8.933-021.0 Set Screw 1
24 9.803-925.0 Nut 1
25 9.803-926.0 Brass Handle 1
26 8.706-865.0 Plug, 1/4" Countersunk 1Kit A 8.717-672.0 O-Ring Repair KitKit B 8.717-673.0 Outlet KitKit C 8.717-674.0 Stem Basic Kit
12
25
2423
22
21
118
87
6
5
4
32
1
17
17
1615
1413
18
26
19
20
20
10
9
9.803-900.0UNLOADER (VBA), 6.6GPM@4000PSI
CART SERIES • 9.801-629.0 • Rev. 07/13
PR
ES
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16
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
LOW OPERATINGPRESSURE
Insuffi cient water supply. Closed faucet. Inlet hose kinked
Use larger garden hose; clean inlet water screen. Open faucet.
Clogged inlet hose strainer Check plumbing system for leaks. Re-tape leaks with Tefl on tape.
Faulty or improperly adjusted unloader valve
Adjust unloader for proper pressure. Install repair kit when needed. Contact local deal-er.
Worn packing in pump Contact local dealer.
Machine has been stored in freezing temperatures
Thaw out machine completely, including hose, spray gun and wand.
Slow engine RPM Contact local dealer.
FLUCTUATING PRESSURE
Worn or dirty pump valves Contact local dealer.
Nozzle is obstructed Blow out or remove debris with fi ne needle.
Pump sucking air, inlet hose leak-ing
Check all pump lines and connections.
PRESSURE LOW AFTER PERIOD OF NORMAL USE
Nozzle worn Replace nozzle.
Unloader valve worn Replace unloader valve.
ENGINE WILL NOT START OR STOPS WHILE OPERATING
Low oil shutdown Fill engine with oil.
Out of gas Fill fuel tank.
Water in gasoline Drain gas tank; fi ll with clean fuel.
ENGINE ISOVERLOADED
Nozzle partially blocked Clean nozzle.
Excessive pressure from high engine RPM
Adjust engine throttle to lower RPM.
WATER OR OIL LEAKING FROM BOTTOM OF PUMP
A small amount of leaking is nor-mal
If excessive leaking occurs, Contact local dealer.
PRESENCE OF WATERIN PUMP OIL
Water sprayed at machine Change oil. Direct spray away from ma-chine.
High humidity in air Check and change oil twice as often.
Piston packing worn. Oil seal worn.
Contact local dealer.
CART SERIES • 9.801-629.0 • Rev. 07/13
17
PR
ES
SU
RE
WA
SH
ER
Trou
blesho
otin
g G
uid
eTROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
ENGINE OPERATES FOR 15 MIN. THEN STOPS
Not enough gas or engine oil Fill tank with gas. Check oil level.
Vapor lock developed by heat of day
Keep gas tank full to avoid vapor locking.
Obstruction in fuel fi lter Clean or replace fuel fi lter.
ENGINE LACKS POWER
Dirty air fi lter Replace air fi lter.
ENGINE FALTERS Choke is opened too soon Move choke to halfway position until engine runs smoothly.
WATER DRIPPING FROM UNDER PUMP
Piston packing worn Contact local dealer.
O-Ring plunger retainer worn Contact local dealer.
Cracked piston Contact local dealer.
OIL DRIPPING Oil seal worn or damaged Contact local dealer.
WATER LEAK-ING FROM PUMP PROTECTOR
Spray gun closed with machine running 5 minutes or longer
Open spray gun or turn off machine.
Excess water supply pressure Place a pressure regulator at end of 50' garden hose.
NO DETERGENT Detergent suction tube not properly connected to machine
Check connection.
Detergent is too thick Dilute detergent. For best results, use manufac-turers detergent.
Detergent fi lter valve is at low-est setting
Set detergent fi lter valve to a higher setting.
Filter on detergent suction tube is clogged
Run warm water through fi lter to remove debris.
Damaged or clogged detergent suction tube
Remove obstruction or replace detergent suc-tion tube.
A high pressure nozzle is at-tached.
Replace with black detergent nozzle.
Discharge nozzle is obstructed Blow out or remove debris with fi ne needle.
GARDEN HOSE CONNECTION LEAKS
Loose fi ttings Tighten fi ttings.
Missing/worn rubber washer Insert new washer.
SPRAY WAND LEAKS
Spray wand not properly at-tached
Slide the spray wand into the gun. Turn the wand collar clockwise onto the spray gun threads until tight.
Broken o-ring Call your distributor and order an o-ring.
PUMP IS NOISY Pump is sucking air Check that hoses and fi ttings are air tight. Turn off machine and purge pump by squeezing trigger gun until a steady fl ow of water emerges through nozzle.
CART SERIES • 9.801-629.0 • Rev. 07/13
OP
ER
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R’S
MA
NU
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PR
ES
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18
PREVENTATIVE MAINTENANCE
This pressure washer was produced with the best available materials and quality craftsmanship. However, you as the owner have certain responsibilities for the correct care of the equipment. Attention to regular preventa-tive maintenance procedures will assist in preserving the performance of your equipment. Contact your dealer for maintenance. Regular preventative maintenance will add many hours to the life of your pressure washer. Perform maintenance more often under severe conditions.
OIL CHANGE RECORDCheck pump oil and engine oil level before fi rst use of your new pressure washer.
Date Oil ChangedMonth/Day/Year
Estimated OperatingHours Since Last
Oil ChangeDate Oil ChangedMonth/Day/Year
Estimated OperatingHours Since Last
Oil Change
MAINTENANCE SCHEDULE
Engine Oil
Inspect Daily
Change First month or 20 hours. Every 100 hours or every 6 months after fi rst month.
Filter Every 50 hours.
Air Cleaner/FilterInspect Every 50 hours
Clean Monthly
Engine Fuel Filter 500 hours or 6 months
Spark Plug Maintenance 300 hours or annually
Clean Fuel Tank(s) Annually
Replace Fuel LInes Annually
Pump OilInspect Oil level daily
Change After fi rst 50 hours, then every 500 hours or annually
Replace High Pressure Nozzle Every 6 months
Replace Quick Connects/O-Rings Annually/As needed
Clean Water Screen/Filter Weekly
Replace HP Hose Annually (if there are any signs of wear)
Form # 9.801-629.0 • Revised 07/13 • Printed in U.S.A. or Mexico