Maintenance Manual

SECTION 5
M-4 Water Pump
MTT-MX-2
10 Jul 2012
M-4 Water Pump Description …………… 5-1
M-4 Drive Motor And Crossover ………... 5-2
Drive Motor Speed Control ……………… 5-3
Hydraulic Drive Motor Activation ………. 5-4
Water Pump Activation, Cautions and
Conditions ………………………………. 5-5
Operation and In-service ………………... 5-6
M4 WATER PUMP DESCRIPTION
An open centrifugal type water pump mounted
to the water tank supplies water pressure and
flow for tank mounted spray heads, monitor,
dump bar, and hose reel. The water pump shaft
is driven clockwise (CW) by a hydraulic motor
mounted to the water pump bracket.
Contents
Routine Maintenance ………..…………... 5-7
Inspection Schedule ……………………... 5-9
Repair ……………………………………. 5-11
Water Pump Reassembly ………………... 5-17
Function and RPM Adjustment …………. 5-20
Data Sheet ………………………………. 5-24
Clockwise rotation as viewed from the drive
end of the water pump assembly
Due to the nature of these processes, ensure
that all safety information, warnings and
instructions are read and understood before any
operation or any maintenance procedures are
performed. This service function takes place
with heavy components and at moderate
heights, ensure all proper safety procedures and
equipment are maintained when performing
this service. Failure to use and maintain proper
safety equipment and procedures will cause
personal injury, death or damage to equipment.
5-1