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701-D00     page 2/16

 

SAFETY DATA 

 

Disconnecting fluid or pressure 
containment components during pump 
operation can cause serious personal 
injury, death or major property damage 

 

 

Failure to disconnect and lockout 
electrical power before attempting 
maintenance can cause shock, burns or 
death 

 

 

Hazardous pressure 

can cause personal 

injury or property 

damage 

 

Hazardous voltage. 

Can shock, burn or 

cause death.

 

 

 

Failure to disconnect and lockout 
electrical power or engine drive before 
attempting maintenance can cause 
severe personal injury or death 

 

 

Operation without guards in place can 
cause serious personal injury, major 
property damage, or death. 

 

 

Hazardous 

machinery can 

cause serious 

personal injury.

 

 

Do not operate 

without guard 

in place 

 

 

If pumping hazardous or toxic fluids, 
system must be flushed and 
decontaminated, inside and out, prior to 
performing service or maintenance 

 

 

Failure to relieve system pressure prior 
to performing pump service or 
maintenance can cause serious 
personal injury or property damage. 

 

 

 

Hazardous or toxic 

fluids can cause 

serious injury.

 

 

Hazardous pressure 

can cause serious 

personal injury or 

property damage

 

 

 

Always use a lifting device capable of 
supporting the full weight of the pump 
assemblies. 

 

 

Failure to set the vehicle emergency 
brake and chock wheels before 
performing service can cause severe 
personal injury or property damage 

 

Heavy assemblies 

can cause personal 

injury or porperty 

damage.

 

 

Hazardous 

machinery can 

cause serious 

personal injury.

 

 

PUMP DATA 

PUMP IDENTIFICATION 

A pump Identification tag, containing the pump serial number, I.D. number, and model designation, is attached to each pump.  It is 
recommended that the data from this tag be recorded and filed for future reference. If replacement parts are needed, or if 
information pertaining to the pump is required, this data must be furnished to a Blackmer representative. 

 

TECHNICAL DATA *

 

 

CRL8A 

Maximum Pump Speed 

350 RPM 

Maximum Operating Temperature 

250°F (121°C) 

Minimum Operating Temperature 

-30°F (-34°C) 

Maximum Differential Pressure 

100 psi (6.8 Bar) 

Maximum Working Pressure 

400 psi (27.5 Bar) 

* Technical Data is for standard materials of construction.  
Consult Blackmer Material Specs for optional materials of 
construction. 

INITIAL PUMP START UP INFORMATION 

Model No. ______________________________________   

Serial No.   _____________________________________   

ID No.  _________________________________________   

Date of Installation:  _____________________________   

Inlet Gauge Reading:  ____________________________   

Discharge Gauge Reading:  _______________________   

Flow Rate:  _____________________________________   

 

Summary of Contents for CRL8A

Page 1: ...his is a SAFETY ALERT SYMBOL When you see this symbol on the product or in the manual look for one of the following signal words and be alert to the potential for personal injury death or major proper...

Page 2: ...eight of the pump assemblies Failure to set the vehicle emergency brake and chock wheels before performing service can cause severe personal injury or property damage Heavy assemblies can cause person...

Page 3: ...e located at least 5 10 pipe diameters from the pump intake 4 Install an intake strainer 5 10 pipe diameters from the pump intake The strainer should have a net open area of at least four times the ar...

Page 4: ...COUNTERCLOCKWISE rotation NOTICE Confirm correct pump rotation by checking the pump rotation arrows respective to pump driver rotation TO CHANGE PUMP ROTATION To change pump rotation the pump must be...

Page 5: ...ng within expected parameters Record the gauge readings in the Initial Start Up Information section of this manual 4 Inspect piping fittings and associated system equipment for leaks noise vibration a...

Page 6: ...pressure relief valve can cause pump component failure personal injury and property damage Hazardous pressure can cause personal injury or property damage Relief valve cap is exposed to pumpage and w...

Page 7: ...CRL8 178 lbs ft 241 Nm 50 lbs ft 68 Nm 50 lbs ft 68 Nm SCHEDULED MAINTENANCE STRAINERS Strainers must be cleaned regularly to avoid pump starvation Schedule will depend upon the application and condi...

Page 8: ...a Bend up the engaged lockwasher tang and rotate the locknut counterclockwise to remove it from the shaft b Slide the lockwasher off the shaft Inspect the lockwasher for damage and replace as require...

Page 9: ...ubsequent product leakage 16 Install carbon rotating face 153F and O ring 153L over shaft sleeve 154A while aligning drive notches in carbon with drive pins in seal rotating assembly see figure 8 Figu...

Page 10: ...4C from the housing in the hub b If worn or damaged remove the grease seal 104A from the carrier 104B c To remove the mechanical seal stationary seat 153B remove the seal retaining screws and washers...

Page 11: ...e three push rods 77 into the rotor b Using a hoist lower the non driven end of the rotor and shaft into the open side of the pump casing being careful not to hit the disc with the shaft c Insert the...

Page 12: ...he bearing Place the grease seal carrier 104B with new O ring 104C into the hub 20C 19 Hand pack the ball bearing 24 with grease Refer to the Lubrication section for the recommended grease 20 Install...

Page 13: ...ang into the slot in the locknut The pump should continue to turn freely when rotated by hand 29 Inspect the grease seal 104 for wear or damage and replace as required Grease the outside diameter of t...

Page 14: ...Damaged or worn parts vanes discs liner or rotor 5 Excessive restriction in discharge line causing partial flow through the relief valve 6 Relief Valve worn set too low or not seating properly 7 Exte...

Page 15: ...ntering the pump 2 Relief valve not opening 3 Hydraulic hammer pressure spikes 4 Pump driver driveline drive shaft misalignment 5 Excessively worn vanes or vane slots SEAL LEAKAGE 1 O rings not compat...

Page 16: ...701 D00 page 16 16 1809 Century Avenue Grand Rapids Michigan 49503 1530 U S A Telephone 616 241 1611 Fax 616 241 3752...

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