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SAFETY DATA

FAILURE TO DISCONNECT AND

LOCKOUT ELECTRICAL POWER

BEFORE ATTEMPTING MAINTENANCE

CAN CAUSE SHOCK, BURNS OR

DEATH.

Hazardous voltage.
Can shock, burn 
or cause death.

Hazardous
machinery can
cause serious
personal injury.

FAILURE TO DISCONNECT AND

LOCKOUT ELECTRICAL POWER

BEFORE ATTEMPTING MAINTENANCE

CAN CAUSE SERIOUS PERSONAL

INJURY OR DEATH.

Hazardous or toxic
fluids can cause
serious injury.

IF PUMPING HAZARDOUS FLUIDS

SYSTEM MUST BE FLUSHED PRIOR

TO PERFORMING SERVICE.

DO NOT ATTEMPT TO OPEN THE PUMP

UNTIL YOU HAVE BLED OFF THE

PRESSURE.  ON SYSTEMS WITH

METERS, THE DIFFERENTIAL VALVE

WILL KEEP LIQUID UNDER PRESSURE

IN THE PUMP, METER AND PIPING

EVEN WHEN THE HOSE IS EMPTIED.

Hazardous pressure
can cause personal
injury or property
damage.

PUMP DATA

Model Designations:

Motor Drive & Truck Mount

CRL4A

Discontinued

TCRL4, TCRLF4A

Torque Required @ 100 psi

205 lbs ft 

(6.9 bar)

(278 Nm)

Maximum Temperature

240

o

F (115

o

C) 

Minimum Temperature

- 30

o

F (- 34

o

C)

Maximum Pump Speed

640 RPM

Maximum Differential Pressure

100 psi ( 6.9 bar)

Maximum Working Pressure

525 psi ( 36.2 bar)

(Inlet Pr Differential Pressure)

INITIAL START UP INFORMATION

TECHNICAL DATA

PUMP WITH WELDED CONNECTIONS

NOTICE:

FOR PIPING CONNECTIONS REQUIRING WELDING THE
PUMP’S NON-METALLIC O-RINGS MUST BE REMOVED
PRIOR TO WELDING.  FAILURE TO DO SO WILL
DAMAGE THE O-RINGS.

Before welding the piping, remove the O-rings from under
the inlet flange, outlet flange and relief valve cover as
indicated in Figure 1.  

Reinstall the inlet and outlet flanges.  Weld the piping  to the
the inlet and outlet flanges.  After the welding is complete,
reinstall the O-rings.

Figure 1

2

FAILURE TO SET THE VEHICLE

EMERGENCY BRAKE AND CHOCK

WHEELS BEFORE PERFORMING

SERVICE CAN CAUSE SEVERE

PERSONAL INJURY OR PROPERTY

DAMAGE.

Hazardous machinery
can cause severe
personal injury or
property damage.

FAILURE TO RELIEVE SYSTEM

PRESSURE PRIOR TO PERFORMING

PUMP SERVICE OR MAINTENANCE

CAN CAUSE PERSONAL INJURY OR

PROPERTY DAMAGE.

Hazardous pressure
can cause personal
injury or property
damage.

O-RING

O-RING

O-RING

O-RING

O-RING

O-RING

Model No.  ________________________________

Serial No.  ________________________________

I.D. No.  __________________________________

Date of Installation:  ________________________

Discharge Gauge Reading:  __________________

Inlet Gauge Reading:  _______________________

Flow Rate:  ________________________________

Summary of Contents for CRL4

Page 1: ...s which have been designed by qualified engineering personnel The system MUST conform to all applicable local and national regulations and safety standards This manual is intended to assist in the ins...

Page 2: ...ifferential Pressure INITIAL START UP INFORMATION TECHNICAL DATA PUMP WITH WELDED CONNECTIONS NOTICE FOR PIPING CONNECTIONS REQUIRING WELDING THE PUMP S NON METALLIC O RINGS MUST BE REMOVED PRIOR TO W...

Page 3: ...tate piping expansion and contraction expansion joints must be placed 3 feet 0 9 m from the pump intake and discharge 8 ALL piping and fittings MUST be properly supported to prevent any piping loads f...

Page 4: ...the sheave capscrews 152C 152G the motor mounting nuts 184 and the adjusting screw locknut 183B 8 Assemble the belt guard 182 and the belt guard brace 182A to the unit base 32 9 Check the belt tension...

Page 5: ...rating pressure or the system pressure control valve setting Refer to Relief Valve Setting and Adjustment section of this manual 8 The external bypass valve must always be set at least 25 psi 1 7 bar...

Page 6: ...e off through universal joints When using universal joints a splined slip joint properly lubricated must be used on the connecting jack shaft to prevent end thrust on the pump shaft It is very importa...

Page 7: ...over the non driven shaft end a Lever Operated Pull the control knob all the way out Manually check the lever under the truck to see that it is in the completely OPEN position b Discharge Pressure Op...

Page 8: ...or the system pressure control valve setting Relief Valve Adjustment Procedure 1 To INCREASE the pressure setting remove the relief valve cap 1 loosen the locknut 3 and turn the adjusting screw 2 inw...

Page 9: ...Slide the head 20 off the shaft The head O ring 72 disc 71 bearing 24 and mechanical seal 153 will come off with the head assembly Remove and discard the head O ring a Remove the four disc machine sc...

Page 10: ...th the rounded edges outward and the vane relief grooves facing TOWARDS the direction of rotation Refer to Figure 7 d After the bottom vanes 14 and push rods 77 are installed carefully insert the roto...

Page 11: ...the aligned lockwasher tang into the slot in the locknut The pump must continue to turn freely when rotated by hand g To check adjustment grasp the locknut 24A and lockcollar 24B with fingers and rota...

Page 12: ...damaged 7 Vibration from improperly anchored piping 8 Bent shaft or drive coupling misaligned 9 Excessively worn rotor 10 Malfunctioning valve in the system 11 Relief valve setting too low 12 Liner in...

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