TM 5-3895-369-14
ADDITIVE PUMP TURNS BUT WILL NOT PUMP ADDITIVE SOLUTION (CONT).
KNOWN INFO
TEST OPTIONS
Camlock-OK.
Vottage test.
Control valve-OK.
REASON FOR QUESTION
If 12 to 14 Vdc is not present at
input side of pump speed
control, indicates faulty pump
speed control.
POSSIBLE PROBLEMS
Faulty pump speed control.
Faulty flow control power
switch.
Faulty hydraulic pressure
switch.
Faulty additive pump.
KNOWN INFO
TEST OPTIONS
Camlock-OK.
Control valve-OK.
IPump speed control-OK
REASON FOR QUESTION
If flow control power switch
reads voltage greater than 0,
indicates faulty switch.
POSSIBLE PROBLEMS
Faulty flow control power
switch.
Faulty hydraulic pressure
switch.
Faulty additive pump.
4-122