6
MAINTENANCE INSTRUCTIONS
To maintain your unit in peak working condition during its operable life it is necessary to carry out regular maintenance operations
and replace worn or broken down parts immediately upon their failure. We suggest that a qualified service person carries out all
maintenance and that original spare parts are used in effecting repairs to guarantee quality, reliability and longevity. Failure to
follow the above instructions releases the manufacturer from any responsibility in reference to injuries and damages to
both persons and goods and may render any warranty given with the units void.
Please find below a summary table of maintenance operation with a general description on how they should be carried out:
CHECKS TO BE CARRIED OUT BY USER
GENERAL
1)
Water connections/connectors/lines(Each use)
a)
Check high-pressure hose, connectors and other connections for leaks.
b)
Check inlet hose connections for leaks.
2)
Performance (each use)
a)
Check machine functionality (ie. operation, pressure etc.) and performance and make sure that everything operates as
described in the operating instruction. Should any malfunction occur, stop operating the unit immediately and
contact an authorised service person/agent.
3)
Nozzle (every 50 hours)
a)
Check and clean high-pressure nozzle (56). It is necessary in situations where dirty or contaminated water is used that
nozzle be cleaned more regularly.
4)
Filters (Every 100 hours)
a)
Check and clean water filter (47) Replace every 1000 hours
b)
Check and clean detergent filter (25).
5)
Water and Detergent Lines
a)
Unit should never be stored in areas where freezing conditions can occur unless all water has been expelled from all
hydraulic lines (ie. inlet, pump, coil hp hose etc) and detergent lines or an appropriate anti freeze solution has been
circulated in the above lines; contact your service agent for appropriate instructions. Failure to follow above guidelines
will result in great damage occurring to unit.
b)
Keep detergent line clean (23,25) and make sure it is regularly flushed especially if machine is not used regularly.
PUMP
1)
Oil (each use)
a)
Check oil level in pump either using dipstick or through oil sight glass in back of pump. Minimum oil level is at lower edge
of red circle on sight glass or lower notch on dipstick while maximum oil level is at upper edge of red circle on sight glass
or upper notch on dipstick. If oil reservoir needs replenishing only use oil of a type as listed in data sheet in this instruction
manual.(Only use SAE20 W 30 oil)
b)
Check that oil colour has not gone milky. If so do not operate unit and contact an authorised service agent immediately.
c)
Replace oil after first 50 hours of operation and every 200 hours after first change or once per year.
To replace oil remove oil plug C and oil dipstick B and let oil fall into container until completely
drained. After oil has completely drained replace oil plug C and refill using only SAE 20 W 30 oil until
mark on sight glass A or oil dipstick B has been reached. Dispose of waste oil according to local
regulations and standards.
2)
General
a)
If unit has been left unused for long periods of time, before restarting unit a few drops of oil should
be placed on the pump vents to lubricate the seals at start up. ( Note that not all pumps are fitted
with these vents )
ENGINE
1)
Carry out all user checks and maintenance as outlined in the engine instruction manual at the suggested intervals.