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from DPL82367
Read through the safety
information and instructions
carefully before using your
Waterous Fire Pump
NOTE: Instructions subject to change without notice
Waterous Company, 125 Hardman Avenue South, South St. Paul, Minnesota 55075 USA (651) 450-5000
Operation, Maintenance and Overhaul Instructions
Model E501-C
Model E511-C
E500 Series Motor Pump
Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2, 3
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Engine Preparation ............................................................................. 5
Operation ............................................................................................ 5
Fire Hose Testing ............................................................................ 6
Maintenance
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Repair
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Pump
Engine
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Volute Body Removal:
Model E501-C
Model E511-C
Impeller and Mechanical Seal Removal:
Model E501-C
Model E511-C
Gear Case Cover and Impeller Shaft Removal:
Model E501-C
Model E511-C
Impeller Shaft Components:
Model E501-C
Model E511-C
Gear Case Removal
Model E501-C
Model E511-C
Engine Adapter Removal:
Model E501-C
Model E511-C
Model E501-C
Model E511-C
Volute and Wear Ring ...................................................................... 19
Testing ................................................................................................. 19
Controller and Engine Troubleshooting Guide............................ 19-21
www.waterousco.com
Models E501-C and E511-C
Table of Contents
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F-2729 (9/28/21)
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Table of Contents
Related Manuals for Waterous E500 Series
Summary of Contents for Waterous E500 Series
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Page 1: Table Of Contents
Waterous Fire Pump Volute and Wear Ring ..............19 Testing ....................19 Controller and Engine Troubleshooting Guide......19-21 NOTE: Instructions subject to change without notice F-2729 (9/28/21) Waterous Company, 125 Hardman Avenue South, South St. Paul, Minnesota 55075 USA (651) 450-5000 www.waterousco.com... -
Page 2: Safety Information
SAFETY INFORMATION Page 2 of 21 DANGER Exhaust gas and fire hazard. Can cause illness, personal injury or death. DO NOT run the engine in an enclosed area. Exhaust gases contain carbon monoxide, an odorless, deadly poison. Refuel outdoors or only in well ventilated areas. DO NOT operate the engine when an odor of fuel is present or other explosive conditions exist. - Page 3 SAFETY INFORMATION Page 3 of 21 WARNING High temperature components. May cause severe burns. Do not touch hot mufflers, cylinders or fins as contact may cause burns. WARNING Accidental starting hazard. May cause personal injury to the hand, arm or feet. When servicing the engine or equipment, always disconnect the negative wire from the battery terminal to prevent accidental starting.
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Page 4: Introduction
INSTALLATION INTRODUCTION 1. Battery cable - The correct wire gage depends on Waterous E500 Motor Pumps are gear driven centrifu- the length of cable needed. Use the following gal pumps powered by a three-cylinder, diesel Kubota chart to determine what size battery cable to use: engine. -
Page 5: Engine Preparation
Page 5 of 21 ENGINE PREPARATION OPERATION Operation of the E500 consists of making the proper NOTE: Engines are shipped without oil and cool- ant. These must be added before operating. connections to the pump intake and discharge, start- ing the engine, priming the pump, if necessary, and 1. -
Page 6: Fire Hose Testing
Page 6 of 21 Fire Hose Testing WARNING Hose Testing Hazard. May result in serious personal injury. Due to a potential for catastrophic hose failure during service testing of fire hose, it is vital that safety precautions be taken to prevent exposure of anyone to this danger. Fire pumps on fire department apparatus are not designed for and should not be used for service testing of fire hoses. -
Page 8: Pump
“Preparation” section of this manual. manufacturer. Refer to Waterous Company Service Parts List supplied with the pump for these parts. Contact your Waterous dealer, or call a Waterous ser- vice specialist at 651-450-5200 with any questions. -
Page 9: Pump Overhaul
PUMP OVERHAUL Page 8 of 21 E501-C Volute Body Removal E511-C Volute Body Removal Hex Nut, 7/16-20 Lock Washer, 7/16 in. Lock Washer, 7/16 in. Hex Nut, 7/16-20 Hex Hd Screw, 7/16-20 x 2-3/4 in. Hex Hd Screw, 7/16-20 x 3 in. Remove (4) hex head screws from the pump volute Remove the (4) hex nuts and lock washers attaching body. - Page 10 PUMP OVERHAUL Page 9 of 21 E511-C Impeller and Mechanical Seal Removal Square Key, 3/16 x 1 in., SS Mechanical Seal Impeller Wear Ring Nord-Lock→ Washer, 3/4 in., SS Impeller Nut 1. Remove the impeller nut and washer from the impeller shaft.
- Page 11 Page 10 of 21 PUMP OVERHAUL E511-C Gear Case Cover and Impeller Shaft Removal 1. Remove the 10 hex head screws and lock washers from the gear case cover. 2. Remove the gear case cover from the gear case. Press out the impeller shaft and bear- ing assembly from the gear case cover.
- Page 12 PUMP OVERHAUL Page 11 of 21 E501-C Impeller Shaft Components Prior to August 2, 2017 The impeller shaft assembly with the ball bearing should not require disassembly unless inspection reveals wear of the ball bearing. Using a suitable sleeve, press the bearing off the impeller end of the shaft. _________________________________________________________________________________ E501-C Impeller Shaft Components After August 2, 2017...
- Page 13 If removing the ball bearing, grease the shaft surface, then using a suitable sleeve, press the bearing off the impeller end of the shaft. Note: The impeller shaft/ball bearing assembly is available from Waterous. If the ball bearing is not pressed on by Waterous,...
- Page 14 E501-C, and E511-C Gear Case Removal Prior to August 8, 2017 Remove the drive gear/shaft assembly. Note: The drive shaft / gear assembly is available for replacement from Waterous. Disassembly is not always required. Remove inner race of bearing from end of drive shaft.
- Page 15 Page 14 of 21 PUMP OVERHAUL E501-C and E511-C Engine Adapter Removal Note: The engine adapter and the drive plate assembly should not require disassembly unless inspection reveals wear of the drive plate. 1. Remove the M10 and 5/16 bolts from the engine adapter to separate the engine adapter from the engine.
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Page 16: Component Inspection
Before installing an oil seal in a housing, apply a thin the polished primary ring. coat of sealant to housing oil seal seat. (Waterous recommends Loctite Ultra Blue RTV Silicon Sealant to d. If replacing a needle bearing, be sure the inner race Permatex Super 300). - Page 17 Page 16 of 21 Gear Case and Impeller Shaft (Continued) 7. Reassemble impeller shaft assembly if required. bearing rests against the shaft shoulder. Al- low shaft to sit for a few minutes at room tem- Note: The impeller shaft/driven gear is nickel- perature before installing in pump.
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Page 18: Mechanical Seal And Impeller
Place key in shaft keyway and install the impeller onto Note: If Waterous Mechanical Seal Lubricant part no. the shaft. 52608 is not available, P80 rubber lubricant, straight dish Install the Nord-LockR washer (see Detail A). - Page 19 Push E511 Pumps Only: assembly evenly, using collar until primary ring con- Note: If Waterous Mechanical Seal Lubricant part tacts the stationary ring. no. 52608 is not available, P80 rubber lubricant, Install new retaining ring. Do not reuse the old retain- straight dish soap or glycerin may be substituted.
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Page 20: Volute And Wear Ring
Page 19 of 21 Volute and Wear Ring Press new wear ring into the volute carefully so that it Complete reassembly of the pump and any fittings seats squarely in the bottom of the bore. previously removed. Place the volute over the lubricated O-ring of the gear case cover and replace the fasteners to secure. - Page 21 Page 20 of 21 Controller and Engine Troubleshooting Guide (Cont’d) Problem Check radiator for blockage. Once engine has cooled down, check coolant level. Engine Shutdown, Temp Lamp Displayed Check functionality of thermostat. Verify actual coolant temp and compare to temp displayed. In single controller applications, check for jumper on 8-pin auxiliary controller connector.
- Page 22 Page 21 of 21 Controller and Engine Troubleshooting Guide (Cont’d) Deutsch 12 Pin Connector Terminal Functions Ground Crank Battery Power (protected by 20A fuse) Idle Return Signal Run Signal, provides power to the following: a. Energize-To-Stop Timer b. Alternator Ignition Terminal Tachometer (Not Used) Glow Fuel Level Sender...