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HYPRO
Installation, Operation, Repair, and Parts Manual
Hydraulically-Driven Pressure Washers
Hydraulically-Driven Pressure Washers with Hose and Gun Assembly
California Proposition 65 Warning -- This product and related accessories contain chemicals known to the
State of California to cause cancer, birth defects or other reproductive harm.
Notes are used to notify of installation, operation, or
maintenance information that is important but not
safety related.
Caution is used to indicate the presence of a hazard,
which will or can cause minor injury or property
damage if the notice is ignored.
Warning denotes that a potential hazard exists and
indicates procedures that must be followed exactly to
either eliminate or reduce the hazard, and to avoid
serious personal injury, or prevent future safety
problems with the product.
Models 1802C, 1803C, 1804C, 1805C, 1806C,
Description
Hydraulic Motor
Model
Max.
Max.
Requirements
Number GPM
PSI
GPM
1803C
3.0
1000
5.0
1805C
3.0
1500
8.0
1807C
3.0
2000
11.0
1825C
4.0
1500
8.5
1827C
4.0
2000
8.5
Hydraulic Motor
Model
Max.
Max.
Requirements
Number GPM
PSI
GPM
1802C
3.0
1000
5.0
1804C
3.0
1500
8.0
1806C
3.0
2000
11.0
1824C
4.0
1500
8.5
1826C
4.0
2000
8.5
General Safety Information
Hydraulically-Driven Pressure Washer
1807C, 1824C, 1825C, 1826C and 1827C
Description
PSI
1300
Forged Brass Head Triplex Pump with
hydraulic motor, adjustable unloader, gauge,
1
⁄
"
3
⁄
"
NPT input,
quick disconnect output
2
8
1900
Forged Brass Head Triplex Pumps with
1300
hydraulic motor, chemical injector,
2000
adjustable unloader, gauge,
3
⁄
"
2000
quick disconnect output
8
Description
PSI
1300
Forged Brass Head Triplex Pump
with hydraulic motor, adjustable unloader,
1
⁄
"
gauge,
NPT input,
2
and 50 ft. hose and gun assembly
1900
Forged Brass Head Triplex Pumps with hydraulic
1300
motor, chemical injector, adjustable unloader,
3
⁄
"
2000
gauge
GH input,
4
2000
and 50 ft. hose and gun assembly
Danger is used to indicate the presence of a hazard
that will result in severe personal injury, death, or
property damage if the notice is ignored.
Do not pump flammable or explosive fluids such as
gasoline, fuel oil, kerosene, etc. Do not use in
explosive atmospheres unless the pump is properly
grounded and the proper drive is used. The pump
should only be used with liquids compatible with the
pump materials. Failure to follow this notice can
result in severe personal injury and/or property
damage and will void the product warranty.
Form L-0560PW
3
⁄
" GH input,
4
3
⁄
"
quick disconnect output,
8
3
⁄
"
quick disconnect output,
8
Rev. B
Estimated
Weight Ea.
28 lbs.
26 lbs.
26 lbs.
33 lbs.
33 lbs.
Estimated
Weight Ea.
38 lbs.
41 lbs.
26 lbs.
49 lbs.
49 lbs.
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Summary of Contents for Pentair HYPRO 1802C
- Page 1 Hydraulically-Driven Pressure Washer Models 1802C, 1803C, 1804C, 1805C, 1806C, 1807C, 1824C, 1825C, 1826C and 1827C Form L-0560PW ® ® HYPRO Rev. B Installation, Operation, Repair, and Parts Manual Description Hydraulically-Driven Pressure Washers Hydraulic Motor Model Max. Max. Estimated Requirements Number GPM Description Weight Ea.
-
Page 2: Installation Requirements
The sound pressure level of the Pump may exceed Secure the discharge line before starting the pump. 80dBA. Observe all safety precautions when An unsecured discharge line may whip, resulting in operating the Pump within close proximity for personal injury and/or property damage. extended periods by wearing hearing protectors. - Page 3 Hydraulic Quick Disconnect matches 5,000 psi female end Gauge 3/4" Strainer on Kit 8000-0030 & 80 Mesh 8000-0049 Fresh Water Hydraulic Input P/N 3350-0035, Flooded Section 1/2" NPT (F) Pressure Port 3350-0045, 3/4" NPT (F) Tank Port 3350-0035A or equivalent Municipal Water Thermal Relief Valve Supply Access...
- Page 4 Bypass Operation Change the oil after 40 hours of break-in operation. Thereafter, change the oil every year or 500 hours, During Bypass Operation (when water is diverted back to whichever comes first. the pump inlet side) a temperature rise occurs. A Thermal Relief Valve is provided to maintain the maximum water Care of the Pump temperature at 145°...
- Page 5 Apply a thin film of oil to the new O-rings and Plungers before installing them. 7. Inspect the Plungers for cracking and replace them if damaged installing new O-rings and Slinger Rings at the same time. Plunger Slinger Ring Plunger Retaining 8.
- Page 6 Valve Replacement Erratic or low-pressure operation may be the result of debris in the Valves or Worn Poppets and/or Seats. 1. Remove the Plugs; then using needle nosed pliers, remove the Valves (See Figure 10). Plug Remove and discard the old O-ring (See Figure 10). O-ring Valve 3.
- Page 7 Assembly Instruction for New Seal-Type Motors New Seal Type If bearing is binding against the retaining ring so that it cannot easily be removed, place the motor body Case-drain casting boss is present (with or without case drain port) only on (threaded portion of the shaft up) on arbor press.
- Page 8 Install Shaft Sub-Assembly Into Motor Body Assembly Instruction for Old Seal-Type Motors Old Seal Type Important: Make sure the surface edge of the arbor press fixture is smooth and clean. An unthreaded piece of Weep hole is present only on motors manufactured with “old” type pipe (1”...
-
Page 9: Troubleshooting
4. Install the outer portion of the Gerotor, making sure the showing. Install the Washer and the Nut. Install Gerotor is centered within the o-ring groove on the Bypass Adjusting Screw in the motor end plate. body. A. For closed center hydraulic systems, turn the Bypass Adjusting Screw in until it bottoms out in 5. - Page 10 Typical Hydraulic Circuit Schematics for Hydraulic-Driven Pressure Washers Figure 16 Typical Hydraulic Circuit Schematics for Hydraulic-Driven Pressure Washers...
-
Page 11: Mounting Dimensions
Mounting Dimensions Figure 17 Mounting Dimensions... - Page 12 Models 1802C, 1803C, 1804C, 1805C, 1806C and 1807C Parts List 1 85 Figure 18 Replacement Pump Model 2257B-CX Exploded View for 1802C, 1803C, 1804C, and 1805C Replacement Pump Model 2260B-CX Exploded View for 1806C and 1807C Ref. No. Part No. Description Qty.
- Page 13 Models 1824C, 1825C, 1826C and 1827C Parts List Figure 19 Replacement Pump Model 9910-XMA4G20F37 Exploded View for 1824C, 1825C, 1826C and 1827C Ref. No. Part No. Description Qty. Ref. No. Part No. Description Qty. 9910-960160 O-ring 9910-1260110 9910-1260162 Plug 9910-1380141 Base 9910-740290 O-ring...
- Page 14 Unloader/Bypass Valve Model 3390-0086 (Models 1802C/1803C) Figure 20 Injector/Unloader Seat and Seal Kit Items Ref. No. Part No. Description Qty. Pressure Adjustment Nut 1900-0116 Main Spring 1900-0101 Spring Button 2404-0151 Plunger Retainer Plunger Sold in kit only Sleeve Sold in kit only Valve Body Bypass Poppet Bypass Seal/Outlet...
- Page 15 3390-0104/2B Unloader Assembly- Models 1804C/1805C, 1806C/1807C, 1824C/1825C, 1826C/1827C Figure 21 Unloader Assembly Items Ref. No. Part No. Description Qty. Repair Kit Item Washer Repair Kit Item O-ring 1720-0186 O-ring Repair Kit Item O-ring Repair Kit Item Washer 1720-0196 O-ring 1720-0163 O-ring 3210-0080 Valve Seat...
- Page 16 Model No. 2500-0087C and 2500-0088C Hydraulic Motor Parts List Figure 22 Ref. No. Part No. Description Qty. Ref. No. Part No. Description Qty. 1820-0013 Retaining Ring (Int.) 1600-0044 Dowel Pin(Models 1802C/1803C, 1804C/1805C) 2000-0010 Ball Bearing 1600-0052 Dowel Pin (Models 1806C/1807C, 1824C/1825C, 1826C/1827C) 1410-0131 Front Cartridge (2010 &...
- Page 17 Gun, Lance, Nozzle and Hose Assembly Parts List Figure 23 Gun, Lance, and Hose Replacement Components Gun Parts List Ref. No. Part No. Description Qty. 2800-0023 Case (Right and Left) Trigger Trigger Pin Trigger Wear Pin Body (3381-0018) Repair Kit Item Plunger Sleeve Repair Kit Item O-ring (Viton)
- Page 18 Notes...
- Page 19 Notes...
- Page 20 Returns are to be shipped with the RMA number clearly marked on the outside of the package. Hypro shall not be liable for freight damage incurred during shipping. Please package all returns carefully. All products returned for warranty work should be sent shipping charges prepaid to: HYPRO / PENTAIR Attention: Service Department 375 Fifth Avenue NW...