Tightening Torques; Lubricants; Screw Locking Devices - Honeywell HON 372 Operating And Maintenance Instructions Manual

2.3 Tightening torques M
Screws & bolts –
item no.
1
4
10
21
28
60
63
73
74
101
103
106
110
133
137

2.4 Lubricants

Components
All O rings and all sliding surfaces
mounting and loop areas of diaphragms
(except diaphragms without beads)
Balls (412, 421)
all fastening screws and screwed pipe connections
2.5. Screw locking methods & devices
Components
Valve cone (413)
Eye-bolts (100, 200, 343)
Locking screws (11, 77)
A

Tightening torques

M in Nm
A
20
20
20
30
20
30
40
40
40
20
10
5
20
10
20
WEICONLOCK 302-21
Screws & bolts –
item no.
201
202
206
210
235
239
301
302
306
310
338
342
416
418
509
Lubricants
Silicone grease
(apply a thin lm)
Silicone grease
Method/device
Tightening torques
M in Nm
A
20
10
10
20
10
20
20
20
10
30
10
20
10
20
10
HON part no.
27081
27081
HON part no.
525045
372.20 p. 05