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Pressure Hazard. May result in personal injury. 

Prior to connection or removal of hoses, caps or 
other closures with pump intake or pump discharge 
connections, relieve pressure by opening drains or 
bleeder valves. Bleeder valves should also be used 
while filling a hose connected to an intake with water. 

WARNING

 

Scalding Water Hazard. May result in serious burns. 

When operating the pump, be sure to open at least 
one discharge valve slightly to prevent the pump from 
overheating.  If the pump runs for a few minutes com- 
pletely closed, it may heat the water enough to scald 
someone when the valve is opened. Overheating can 
damage the packing, seals and other pump parts. If 
the apparatus builder has installed a by-pass system 
or other provision designed to prevent overheating, 
opening a discharge valve may be unnecessary. 

WARNING

 

Rotating  Parts  Hazard  or  Unexpected  Truck  Move- 
ment. May result in serious personal injury or death.

 

Stop  the  engine,  set  parking  brake  and  chock  the 
wheels before going under the truck to adjust packing or 
to check packing gland temperature. 

WARNING

 

Packing Gland and Pump Body Temperature Haz- 
ard. May result in serious burns.

 

Heat is dissipated through the cross-section of the 
packing, transferring the heat to the packing gland 
and pump body. 

WARNING

 

 

 

F-1031, Section 2109.1 

 

 

 

 

 
 
 
 
 

 

  

 

 

  

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

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Unexpected Truck Movement. May result in seri- 
ous personal injury or death.

 

Failure to properly shift transmission in accordance to 
the transmission operating instructions may result in 
unexpected truck movement which may result in seri- 
ous personal injury or death. 

WARNING

 

Death or serious personal injury might occur if proper 
operating procedures are not followed. The pump op- 
erator, as well as individuals connecting supply or 
discharge hoses to the apparatus must be familiar 
with these pump operating instructions as well as 
other operating instructions and manuals for the ap- 
paratus, water hydraulics and component limitation. 

WARNING

 

 

 

Safety Information

 

 

 

 

 

 

Read through the safety information and operating instructions carefully before using your Waterous Fire 
Pump.

 

Summary of Contents for CX Series

Page 1: ...ruc tions carefully before using your Waterous Fire Pump Safety Information 2 3 Introduction 4 General Description Components 4 Options 4 5 Operating Instructions Pumping from Water Tank 6 Pumping fro...

Page 2: ...set parking brake and chock the wheels before going under the truck to adjust packing or to check packing gland temperature WARNING Packing Gland and Pump Body Temperature Haz ard May result in seriou...

Page 3: ...the use of a fire department gate valve with a inch 6 mm hole drilled through the gate installed between the fire apparatus discharge outlet and the hose test layout to prevent a volume surge from th...

Page 4: ...ns consistently outwear hard chrome plating tool steel and solid tungsten carbide Zinc die cast screens are normally used in the intake fit tings with brass screens available optionally Although the s...

Page 5: ...F 1031 Section 2109 1 Page 5 of 13 Figure 1 CXN Models 6 in ANSI Flange DIN PN10 150 Flange Figure 2 CXR Models Figure 3 CXSModels Figure 4 CXVModels Figure 5 CXD Models Figure 6 CXSD Models...

Page 6: ...bove zero 5 Set relief valves or other pressure governing de vice to desired pressure After Pumping 1 Open valve s in piping between water tank and pump intake and at least one discharge valve 2 Allow...

Page 7: ...from the water tank Always make sure the intake pressure compound gage reading stays above zero NOTE Some fire departments operate at a minimum intake pressure of 10 psi 7 bar when pumping from hydran...

Page 8: ...alves are closed d Immerse intake strainer at least two feet below water surface to prevent pump from drawing air Whirlpools forming above intake strainer indicate that strainer is too close to surfac...

Page 9: ...hoses the procedures in NFPA 1962 MUST be followed including the use of a fire department gate valve with a inch 6 mm hole drilled through the gate installed between the fire apparatus discharge outl...

Page 10: ...or bolt on flange as described below NOTE The replaceable elements must make contact with water to be effective Do not paint or use any other coating on the replaceable elements Bolt on Anodes Unscrew...

Page 11: ...packing The graphite reinforcement al Packing 1 Remove the unbalanced nuts flat washers and packing gland halves 2 Engage the pump per appropriate operating in lows the flexible graphite yarns to pro...

Page 12: ...ar Leakage through the braided flexible graphite BFG pack ing may be at zero or diminish to zero leakage and may not respond to loosening of the packing nuts to restore leakage see Adjustment Step 3 W...

Page 13: ...ing device to create a vacuum of about 22 in Hg 735 atmos phere in pump then stop primer and engine 2 Watch the pressure gauge if vacuum drops more than 10 in Hg 334 atmospheres in five 5 minutes list...

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