Hugh Crane COMMANDO 5050 Instructions de montage

OPERATOR INSTRUCTION MANUAL
COMMANDO 5050
For Sales, Service and Spare Parts contact:
HUGH CRANE (Cleaning Equip ent) Ltd
SOUTH WALSHAM ROAD, ACLE, NORWICH NR13 3ES
TEL: 01493 750072 FAX: 01493 751854 E ail:sales@hughcrane.co.uk
SOUTH WALSHAM ROAD, ACLE, NORWICH, NORFOLK, NR13 3ES
TEL: 01493 750072 - FAX: 01493 751 54 - www.hughcrane.co.uk
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Cleaning Equipment

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 2

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 3
IMPORTANT
THIS HANDBOOK SHOULD BE READ AND UNDERSTOOD BY THE
OPERATOR BEFORE USING THE COMMANDO 5050 PRESSURE WASHER
AND SHOULD BE KEPT WITH THE EQUIPMENT AND MADE AVAILABLE
TO ANYBODY WHO IS INTENDING TO USE OR MAINTAIN IT.
GUARANTEE
COMMANDO products are guaranteed for one year for parts and labour from the
date of purchase (guarantees are not transferable) subject to good use, protection
from frost and adherence to recommended service procedures. Major components
are subject to individual manufacturer’s warranty conditions. Wearing parts, including
tyres, pump seals, valves, hoses, filters, jets and tooling are excluded from warranty
cover unless subject to faulty materials or manufacture.
WHEN ORDERING SPARES
Please quote:
a) Your Company Name and Address
b) Model Type and Serial No. of unit
c) Full description of parts required
d) Your contact name and telephone number
e) Your order number
Unique Machine Numbers
Model Number: COMMANDO 5050
Serial Number: 3507009
Tow Hitch Key No:
Engine Number:
Gearbox Number:
Pump Number:
Pump Pressure: 345 bar (5000 psi)
Pump Flow: 34 litres/minute (7.5 gal/min)
No part of this docu ent ay be reproduced or trans itted in any for or by any eans,
electronic or echanical for any purpose other than to assist in the safe operation and
aintenance of the Hugh Crane COMMANDO 5050 without the express per ission of
Hugh Crane (Cleaning Equip ent ) Ltd. Hugh Crane (Cleaning Equip ent ) Ltd.

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 4
INTRODUCTION
The Hugh Crane (Cleaning Equip ent) Ltd range of COMMANDO
®
high pressure washing
equip ent is anufactured to rigorous quality standards. The basic concept is to use quality
aterials and co ponents together with proven designs to attain the highest standards of
reliability and safe operation. This instruction anual is provided to assist the operator to
use the equip ent safely whilst obtaining the best perfor ance fro it.
The COMMANDO
®
5000 series pressure washers are a range of air cooled diesel engine
driven units designed for offering a choice of pu ps to suit individual require ents. The
units are supplied with a anual rewind hose reel as standard co plete with high- pressure
hose, gun and lance. The COMMANDO
®
5050 is ounted on a twin axle road going trailer
with integral water tanks. The COMMANDO
®
5050 is typically used for heavy duty drain jetting,
surface preparation, de-scaling and paint stripping.
SPECIFICATION –
COMMANDO
®
5050
Engine: Lister TX3 air cooled diesel
Engine control: Manual starter.
Maxi u engine speed: 2300 rp
Electrics: 12V DC
Battery: 072
Gearbox: RM45D Reverse rotation
Gearbox ratio: 2.88:1
Pu p: Cat 3507
Maxi u pu p speed: 800 rp
Maxi u pu p pressure: 345 bar (5000 psi)
Unloader: UL300/3
Water flow at axi u speed: 34 litres/ in (7.5 gal/ in)
Cleaning power: 9.6 kW (12.9 hp)
Overall di ensions LxWxH: 3550 x 1600 x 1460 (1570 with lifting fra e)
Weight – tanks e pty: 1220 kg
Weight – tanks full: 1565 kg

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 5
GENERAL HEALTH & SAFETY DATA
1. BEFORE MOVING ONTO THE PUBLIC HIGHWAY.
a) Ensure that towing vehicle is of suitable capacity to tow the COMMANDO
®
5050.
b) Check tyres for condition and correct inflation pressure.
c) Ensure that ball hitch is fully engaged on towing vehicle and that breakaway cable is
securely attached to an anchor point on the vehicle.
d) The handbrake should be released and jockey wheel fully retracted and locked.
e) Check all trailer lights for correct operation.
f) Whenever possible, the unit should be towed with the water tanks e pty.
g) Ensure that all ancillary equip ent is securely attached and stowed on the
towing vehicle.
h) Fit a registration plate to the COMMANDO
®
5050 to suit the towing vehicle.
2. BEFORE USING THE
COMMANDO
®
®®
®
5050.
a) Before using the COMMANDO
®
5050 operators should have undergone basic training
in the safe use of high pressure jetting equip ent. Training courses are available
fro Hugh Crane (Cleaning Equip ent) Ltd. if required.
b) Suitable protective clothing should be provided and worn by all operators.
High-pressure jets are dangerous if subjected to misuse.
Care should be taken to ensure that ani als and children are kept well out of the
working area. The jet must not be directed at people, ani als, the achine itself,
non-waterproof, fragile ite s or electrical equip ent.
Jockey wheel
if fitted
Handbrake

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 6
c) The user’s attention is drawn to health and safety guidance note P.M.29, which deals
with the use of high-pressure cleaners and stea cleaners. Eye protection to
BS2092/2 ust be worn when this equip ent is used.
d) All repairs to this equip ent ust be carried out by suitably qualified personnel only.
No odifications or changes to the specification of this achine should be ade
without prior consultation with and approval of the anufacturer.
e) The achine is supplied with guarding in co pliance with current legislation. The
achine ust not be operated with any of the guards, covers or any other safety
equip ent re oved or da aged.
f) Co ponents that are supplied by others e.g. gearbox and pu p, are covered by
individual anufacturer’s infor ation, which is included for your use.
g) Che icals ay be used in conjunction with this equip ent. Only che icals supplied
or reco ended by the anufacturer should be used, as other products ay effect
the safe use of the equip ent. Consideration should also be given to environ ental
and COSHH regulations.
h) Never attempt to adjust or clean any part of the machine with the tractor engine
running. Always stop the tractor engine and pull the trigger to relieve residual
pressure before carrying out any adjust ents, especially to the high-pressure
pipework or drive shaft etc.
i) The high-pressure spray gun is provided with safety lock, which enables the trigger to
be locked off to prevent inadvertent use.

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 7
PREPARING THE MACHINE FOR USE:
BEFORE TOWING - DAILY
a) Check condition of tyres for sufficient tread depth, cuts, bulges and check inflation
pressure which should be 36 Psi (2.5 bar).
b) Check wheel nuts for tightness. 50 lbf feet (68N ).
c) Check tow coupling for security and ensure that coupling is lightly greased and that it
is adjusted to suit the height of the towing vehicle. Ensure that the adjusting levers
are tight and secured by their locking pins.
d) Check condition of the safety cable.
e) Ensure that all lights are functioning correctly and that reflectors are clean.
Attach a nu ber plate co patible with towing vehicle.
Adjusting levers
and locking pins

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 8
BEFORE STARTING WORK
a) Check engine, gearbox and pu p oil level and top up if required.
b) Fill fuel tank with clean diesel fuel.
c) Ensure unit is standing on level ground.
d) Connect a ains water supply hose to the inlet valve. Fill with clean water only and
ensure that there is sufficient water in the tanks before starting the engine. Confir
that the water supply has sufficient capacity to keep the COMMANDO 5050 supplied
continuously (35 litres/ in).
e) Ensure that high-pressure hose is fitted with either a spray gun or a foot control
pedal and that these are in the OFF position. Where a drain jet only is fitted ensure
that the 3-way valve is in the DUMP position.
Hose reel lock in
ON position.
Diesel filler.
Diesel level.
Water inlet.
Bleed valve
Pulsation valve
3 way valve
Engine speed control
Engine starter panel
Hose reel lock in
OFF position.

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 9
e) Open the high-pressure bleed valve and adjust the throttle lever to the ini u
speed position.
f) Depress the protection override button and turn the starter key fully clockwise to start
the engine. In cold weather pause the key at the pre-heat position before cranking the
engine.
g) Once the engine has fired release the key switch and the override button when it is
running s oothly. Adjust the throttle to approxi ately
1
/
3
rd
of full speed. Close the
bleed valve once air free water is issuing. Then turn the 3-way valve to the
PRESSURE position and open the spray gun or foot pedal to expel any re aining air
fro the hose and lance.
NOTE: before turning the valve to the PRESSURE position ensure that the hose reel
lock is ON to prevent it rotating when pressure is applied.
g) When air free water is issuing fro the hose, the unit is ready to use.
h) Increase the engine speed to the desired working level using the throttle. Use of the
throttle will directly affect output water volu e and consequently the pressure.
DURING WORK:
a) Do not leave the COMMANDO
®
5050 idling for periods in excess of 15 minutes, 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 abnor al sy pto s occur
during operation it should be investigated i ediately.
Likely causes include:
i) A lack of water entering the unit causing air to be drawn into the pu p.
ii) A blockage of the ain inlet filter causing water starvation at the pu p.
iii) The inlet water valve between tanks and pu p not fully open.
iv) Leaking seals or da aged valves etc.
AFTER WORK
a) To stop the COMMANDO
®
5050 decrease engine revs to idle speed and turn the
starter key to the OFF position.
Protection override
pushbutton
Engine starter
key switch

HUGH CRANE (Cleaning Equip ent) Ltd –
COMMANDO
®
5050 Page 10
REGULAR MAINTENANCE
CHECK LIST
Daily Weekly 250
hrs.
500
hrs.
1000
hrs.
ENGINE:
Oil level *
Air Cleaner *
Fan belt *
Fan Belt change *
Oil Change *
Oil filter change *
Battery level *
Clean Air Duct *
Check Battery Ter inals *
Clean & Check
ountings
*
GEARBOX
Check Level *
Change oil *
PUMP
Inlet filter *
Oil level *
Change oil *
Hose Reel security *
Hoses for
security/chafing
*
UNLOADER
VALVE
Check break off pressure
*
UNDER CARRIAGE SERVICE CHECK LIST
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