Change Hydraulic Fluid And Filter - Graco Reactor H-25 Series Repair And Parts Manual

Repair
3. Drain the reservoir and rinse with clean lubricant.
4. When the reservoir is clean, fill with fresh lubricant.
5. Thread the reservoir onto the cap assembly and
place it into the bracket.
6. Push the larger diameter supply tube (ST)
approximately 1/3 of the way into the reservoir.
7. Push the smaller diameter return tube (RT) into the
reservoir until it reaches the bottom.
NOTE: Important: The return tube (RT) must reach the
bottom of the reservoir, to ensure that isocyanate
crystals will settle to the bottom and not be siphoned
into the supply tube (ST) and returned to the pump.
8. The lubrication system is ready for operation. No
priming is required.
RT
LR
ST
F . 15 Pump Lubrication System
IG
44
Change Hydraulic Fluid and
Filter
See Table 8 for recommended frequency of oil changes.
NOTE: Change break-in oil in a new unit after first 250
hours of operation or within 3 months, whichever comes
first.
ST
RB
1. Relieve the pressure. See Pressure Relief
2. Allow hydraulic fluid to cool.
3. Place a pan under reservoir drain plug (110k) to
ti9911a
RT
LR
F
ti9887a
4. Remove drain plug (110k).
Table 8: Frequency of Oil Changes
Ambient Recommended
Temperature Frequency
0 to 90°F 1000 hours or 12 months,
(-17 to 32°C) whichever comes first
90°F and above 500 hours or 6 months,
(32°C and above) whichever comes first
Procedure, page 26.
catch oil.

. 16 Change Hydraulic Fluid and Filter

IG
135
ti9888a
110k
312063Z