UMS POWER TUG, Operation And Service Manual

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MAINTENANCE & ROUTINE CHECKS - INSPECTION OF MECHANICAL PARTS
1) DAILY :
The machine should be given a brief visual inspection. Any defects noted should be rectified prior to use.
The handlebar control assembly includes a throttle return spring. Freedom of movement and return to centre (off)
position should be established prior to switching the machine on.
2) EVERY WEEK:
The “Belly switch” anti-trap function must be tested by moving the machine towards the operator and depressing
the switch. The machine must move away from the operator and stop. No movement may then be possible until
the machine has been re-set.
Note: this test must be performed with good clearance behind the operator.
3) PERIODIC :
Certain parts are liable to wear in normal use. These are :
a. Main drive wheel tyre
b. Front fixed wheel
c. Stabilising
Castors
These items should be examined for wear and replaced if this becomes excessive.
Examination should take place at a minimum of 6 months for the above.
The lid of the PowerTug allows access to batteries and the charger, this may be
removed by removing the 6 fixing screws.
BATTERIES: removal, replacement and re-charging
BATTERIES SHOULD ONLY BE REPLACED BY A SIMILAR TYPE.
Standard fitment is: (2x) Sonnenschein A512C “DRYFIT” 60Ah 12V Sealed, Valve regulated Gel Lead Acid.
CAUTION! Each battery weighs approximately 12Kg. Use safe lifting practice.
Lead Acid Batteries must be handled with care. Use protective clothing and eye protection when handling
batteries.
Batteries under charge may liberate EXPLOSIVE HYDROGEN GAS.
Note: If batteries are to be charged in a dedicated charging area, or room, a “NO SMOKING” sign should be
displayed.
Life expired batteries must be disposed of in an environmentally safe manner. If in doubt, consult your
local authorities regarding safe disposal.
The Power Tug is fitted with a GUEST 2620 battery charger. This is intended for connection to a 230V ac supply.
FUSES
Fuses must only be replaced by the same type and rating.
1. (UK 220V) mains plug is fitted with a 3A fuse.
2. Battery charger output fuses are 35A.
3. DC control fuse 1.25” 3A
CLEANING
Avoid excessive penetration of water into the handlebar control assembly and electronics.
Remove heavy soil with a soap/water solution.
Do not use pressure washers.