Torque,
Nm (ft-lbs)
70 +80
1
1.2 (0.9) 2.7 (2) 5.4 (4) 9.3 (6.9) 22 (16) 44 (32) 76 (56) 120 (88) 187 (138)
Carbon steel and alloyed steel
Torque,
Nm (ft-lbs)
8.8 2.3 (1.7) 4.6 (3.4) 7.8 (5.8) 19 (14) 38 (28) 65 (48) 158 (116) 308 (228) 532 (392)
10.9
3.2 (2.4) 6.5 (4.8) 11(8) 26 (19) 52 (38) 91 (67) 222 (164) 433 (320) 748 (552)
12.9
3.9 (2.9) 7.8 (5.8) 14 (10.3) 32 (23.6) 63 (46) 109 (80) 266 (196) 519 (383) 896 (661)
Change the oil
The following items are needed for this procedure:
• New oil plugs
• New O-rings
• Oil drainage pump 83 95 42 or equivalent
• Oil
Oil type Viscosity Amount
Medical white oil of paraffin type
that fulfills FDA 172.878 (a)
ISO VG32 7.5 liters (7.92 US quarts)
1. Unscrew the oil plug.
The plug is marked "oil out".
WARNING:
The oil housing may be pressurized. Hold a rag over the oil plug to
prevent oil from spraying out.
1. Inspection plug
2. Oil plug
2. Drain the pump.
Use the oil drainage pump. Make sure that the plastic tube goes all the way to the
bottom of the oil housing.
3. Fill the housing with new oil.
Maintenance
Flygt 3201 Installation, Operation, and Maintenance Manual 33
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