UD Trucks QUESTER Series, Owner'S Manual

Page: 32 / 244

1.INTRODUCTION AND SAFETY
1-24
1.13 Modification and replacement - Pneumatic and electrical system
Do not modify
C o n t a c t t h e n e a r e s t U D Tr u c k s
authorised dealer for advice before
installing any accessories.
Do not modify pneumatic units.
Electrical welding work.
When performing electrical welding,
the electric current of the welding
machine could flow back into the
ground circuit and damage the
electrical control unit; preventing it
from functioning normally, so be sure
to observe the following items.
1. Turn the starter ignition switch to
the OFF position
2. Disconnect the battery's negative
(–) terminal.
3. Be sure to ground the welding unit
close to the weld contact area.
4. When the work is complete, check
to make sure that all units are
functioning normally.
5. Contact nearest UD Trucks
a u t h o r i s e d d e a l e r f o r a d v i c e
before performing electrical weld-
ing.
WARNING
I n s t a l l i n g p a r t s t h a t a r e
u n s u i t a b l e f o r t h e v e h i c l e ' s
performance and function could
l e a d t o a m a l f u n c t i o n o r a n
accident.
CAUTION
D o n o t a d d o r m o d i f y t h e
pneumatic units in the vehicle.
Contact the nearest UD Trucks
authorised dealer for advice
b e f o r e i n s t a l l i n g a n y
accessories.
WARNING
We l d i n g m u s t b e p e r f o r m e d
with great accuracy in order to
obtain a proper joint. Caution
must be exercised in order to
avoid injuries and accidents.