HUGH CRANE (Cleaning Equipment) Ltd –
COMMANDO
®
4000
Page 9
DURING WORK
:
a)
Do not leave the
COMMANDO
®
4000
idling as re-circulating water heats up
rapidly and will eventually boil causing severe damage to the pump.
b)
Should any vibration, fluctuation of pressure or any other abnormal symptoms occur
during operation, this should be investigated immediately.
Likely causes include:-
i)
A lack of water entering the unit causing air to be drawn into the pump.
ii)
A blockage of the main inlet filter causing water starvation at the pump.
iii)
The inlet water valve between tanks and pump not fully open.
iv)
Leaking seals or damaged valves etc.
AFTER WORK
a) To stop the
COMMANDO
®
4000 Turn the starter key to the ‘OFF’ position.
b) Pull the gun trigger to release any pressure trapped in the hose.
c) Open the bleed valve on the pump.
d) Close the engine fuel valve on the pump.
