Skytrak 6036 Service Manual Bedienungsanleitung PDF herunterladen (Seite 174)

Hydraulic System

8-22

6036, 6042, 8042, 10042, 10054

d. Load Sense Relief Adjustment

1. With park brake on and engine at high idle

(2650 rpm), fully retract boom hoist cylinder and

hold. Check main pump maximum pressure tap (4).

Measurement range 3400–3500 psi (234,241 bar)

2. Adjust main pump maximum pressure (7) as

necessary. (load sense relief (6) may need to be

turned up two turns to achieve pressure first)

3. With park brake on and engine at high idle

(2650 rpm), fully retract boom hoist cylinder and

hold. Check load sense relief pressure tap (5).

Measurement range 2950–3050 psi (203–210 bar).

4. Adjust main load sense relief (6) as necessary.

5. With park brake on and engine at high idle

(2650 rpm), fully retract boom hoist cylinder and

hold. Check pump maximum pressure at main valve

pressure tap (4). Measurement range 3050–3150

psi (210–217 bar).

6. Adjust pump maximum pressure (7) as necessary.

7. With park brake on and engine at high idle

(2650 rpm), fully retract boom hoist cylinder and

hold. Check load sense relief pressure tap (5).

Measurement range 2950–3050 psi (203–210 bar).

MAQ1090

REXROTH PUMP

MAQ1120

SAUER PUMP

MAQ1130

EATON PUMP

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Skytrak 6036 Service Manual Bedienungsanleitung Seite 174