Graco 24D829 Instructions-Parts List Manual page 23

Check Hydraulic Fluid
NOTE: Standard temperature switch cuts out at a
housing temperature of 160°F (71°C) and approxi-
mately 180°F (82°C) hydraulic fluid temperature.
Check Hydraulic Fluid Level
1. Remove the breather filler cap (246).
2. If the fluid level is between the high and low tick
marks, the fluid level is correct.
3. If the fluid level falls below the low fluid level tick
mark, add fluid until the level is between the high
and low level tick marks.
F . 17: High and Low Fluid Level Marks
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Check Condition of Hydraulic Fluid
1. Remove the breather filler cap (246).
2. Remove some of the hydraulic fluid.
3. Replace the fluid if the fluid becomes cloudy.
Replace Hydraulic Fluid
Use only recommended hydraulic fluids. See F
NOTE: Be prepared to collect 10 gallons (38 liters) of
fluid when emptying the tank.
1. Shutdown the system. See Shutdown on page 21.
2. Relieve Pressure. See Pressure Relief Procedure
on page 21.
3. Place a container below drain port.
4. Remove drain cap (87) from the side of the hydraulic
reservoir and drain the reservoir.
5. Install drain cap (87).
3A0238G
6. To add clean hydraulic fluid see Check Hydraulic
F . 18: Drain Cap
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Replace Hydraulic Filter
246
Be careful not to allow any debris into the hydraulic
tank when replacing the filter. If any debris falls into
the hydraulic tank, the debris must be removed or
machine damage will result.
high fluid level
1. Shutdown the system. See Shutdown on page 21.
2. Relieve Pressure. See Pressure Relief Procedure
low fluid level
3. Use compressed air to remove any loose debris
4. Apply a light coat of hydraulic fluid to the sealing
5. Replace the old filter with the new filter (245).
6. Start system.
7. Check for any leaks.
. 18.
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F . 19: Hydraulic Fluid Filter
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Fluid Level.
NOTICE
on page 21.
around the hydraulic filter (245).
surface of the new hydraulic filter (245).
245
Maintenance
87
23