Repair
3. Place a pan under the reservoir drain plug (16f)
to catch oil.
4. Remove the drain plug (16f).
5. Place a rag around base of oil filter (119) to
prevent oil from spilling. Unscrew filter 1/4-3/4
turn to break air lock in filter. Wait five minutes
to allow oil in filter to drain back into reservoir.
Unscrew filter and remove.
6. Reinstall drain plug (16f).
7. Replace filter (119):
a. Coat filter seal with fresh oil.
b. Screw filter on snug, then an additional 1/4
turn.
8. Refill reservoir with approved hydraulic fluid. See
Table 3.
9. Proceed with normal operation
Note
Upon starting motor, hydraulic pump may
make a screeching noise until primed. If this
noise continues for more than 30 seconds,
switch off motor control.
Table 3 Approved Anti-Wear (AW) Hydraulic Oils
Supplier
Name
Citgo A/W IS O Grade 46
Amsoil
AWI ISO Grade 46
(synthetic*)
BP O il International Energol® HLP-HM, ISO
Grade 46
Carl Bechem GmbH Staroil HVI 46
Castrol Hyspin AWS 46
Chevron Rykon® A W, ISO 46
Exxon Humble Hydraulic H,
ISO Grade 46
Mobil
Mobil DTE 25, ISO
Grade 46
Shell Shell Tellus, ISO Grade
46
Texaco Texaco AW Hydraulic,
ISO Grade 46
* Note: Do not mix mineral-based and synthetic
hydraulic oils. Completely drain oil from reservoir
and pum p prior to converting between oils.
If the approved oils are not available in your
area, use an alternative hydraulic oil meeting the
following requiremen ts:
Oil Type:
Anti-Wear (AW) Hydraulic
ISO Grade:
46
Viscosity, cSt at 40°C:
43.0-47.0
Viscosity, cSt at 100°C:
6.5-9.0
Viscosity Index:
95 or higher
Pour Point, ASTM D 97:
-15°F (-26°C) or lower
Other essential properties:
Formulated for
anti-wear, anti-foaming, oxidation stability,
corrosion protection, and water separation.
54 334946A