* Exception: mounting bolts of final pressure safety valve: 10 Nm
Instruction Manual Breathing Air Compressors
53
TIGHTENING TORQUE VALUES
Unless otherwise specified in text, the fol
lowing torque values apply. All valve head
screws require torque wrench tightening!
The indicated torque values are valid for
bolts in greased condition. Replace self-
retaining nuts on reassembly.
Bolt or swrew Thread max. tor
que
Hex and allen head M 6 10 Nm (7
ft.lbs)
Hex and allen head M 8* 25 Nm* (18
ft.lbs)
Hex and allen head M 10 45 Nm (32
ft.lbs)
Hex and allen head M 12 75 Nm (53
ft.lbs)
Hex and allen head M 14 120 Nm (85
ft.lbs)
Hex and allen head M 16 200 Nm
(141 ft.lbs)
Pipe connections (swivel
nuts):
Finger-tight
+ 1/2 turn
LUBRICATION CHART
TORQUE SEQUENCE
Tighten valve head and cylinder bolts/nuts equally in the se
quence shown in Abb. 69.
Be sure to tighten all parts in cold condition only.
Abb. 69 Torque sequence
Usage Lubricants
Rubber and plastic parts,
filter housing threads
WEICON WP 300 WHITE
part no. N19752 or
BAUER special grease part
no. 072500
Sealing rings BAUER special grease part
no. 072500
Shaft seal (seal)
Shaft seal (shaft)
BAUER special grease part
no. 072500
Klüber SK 01-205
Screws, bolts, threads WEICON ANTI-SEIZE AS 040
P part no. N19753 or
equivalent compound with
copper or MoS
2
additives
For lubricating oils refer to oil list in chapter 8.
ADHESIVE AND SEALANT CHART
Usage Adhesives and Sealants
Screws Loctite 2701
Seals for conical threads Loctite 243
Metal - metal seals
High temperature connec
tions, e.g. valve heads, cyl
inders
Temperature resistant com
pound, e.g.
WACKER E10, part no.
N18247
Paper gaskets Loctite FAG 2
TESTING AGENTS
Usage Testing agents
Tube connectors, tubes Leakage test spray, part no.
FM0089
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