Wacker Neuson 5000620172, Operator'S Manual

Page: 118 / 162

Troubleshooting E 1100
118
ghi_tx001154gb.fm
Thaw progress is below
capacity. The insulation is insuffi-
cient. Add additional insulation
blankets.
The moisture is insufficient. Verify that there is standing
water on job site.
There is no vapor barrier. Lay down vapor barrier.
The HTF is not flowing. Verify that the pump pres-
sure is nominal and hoses
are not restricted.
The temperature control is
not set properly. Set the temperature control
to optimum setting. This
setting depends on environ-
mental conditions at the job
site.
The soil conditions are not
as expected. Re-evaluate thawing plan
based on job site condi-
tions.
Pump will not start. There is no power. Verify that the breaker
switch is ON. Verify that the
HTF level is within range
and low level cutoff control
is reset (low level indicator
light must be OFF).
The HTF temperature is
below -26°C (-15°F). Warm the HTF and hoses
before starting machine;
see topic
Preheating the
Heat Transfer Fluid (HTF) in
this manual.
Hose rewind does not work. The hose reel brake is not
fully released. Fully release the hose reel
brake.
The motor temperature is
below nominal value
(<18°C (0°F)). Warm the enclosure by run-
ning the machine with all
doors closed
or warm the
enclosure using an exter-
nal heat source.
The foot pedal switch has
failed. Replace the foot pedal
switch.
Pump is noisy and HTF flow
is below nominal value. The suction valve is not fully
open. Verify that the suction valve
is fully open.
The HTF temperature is
below -26°C (-15°F). Warm the HTF and hoses
before starting machine;
see topic
Preheating the
HTF in this manual.
The strainer basket is
clogged. Clean the strainer basket;
see topic
Cleaning the HTF
Strainer .
Problem / Symptom Reason Remedy