Gradall 534B-9 Operation Manual - Manual (Page 35)

Operate unit until hydraulic oil reaches normal
o p e r a t i n g t e m p e r a t u r e .
Apply parking brake and observe hydraulic filter
by-pass indicator with engine running at full
t h r o t t l e . R e p l a c e f i l t e r e l e m e n t s i f n e c e s s a r y.
Obtain a container to receive waste oil and a
C L E A N c o n t a i n e r t o r e c e i v e o i l s a m p l e .
With gage removed from hose, attach mini-
check and hose to test port near main hydraulic
pump. Hose end must be positioned in waste oil
c o n t a i n e r.
Allow at least one pint of oil to flow into waste oil
container to eliminate any contamination from
h o s e .
Move hose to CLEAN container to collect sample
f o r a n a l y s i s .
Return hose to waste oil container and disconnect
a d a p t e r f r o m m i n i - c h e c k t e s t p o r t .
Cover sample container immediately with
C L E A N c a p .
Stop engine and check oil level in reservoir and
replenish as required.
Contact your Gradall Distributor for information
concerning oil analysis.
Oil sample containers are available from several
sources:
Oil companies
Oil suppliers
Sampling labs
O b t a i n i n g H y d r a u l i c O i l S a m p l e f o r A n a l y s i s
1.
2.
3.
5.
6.
7.
8.
9.
10.
4.
l
l
l
3 4
OIL CLEANLINESS IS A MUST.
TEST PORT