mycom 3225**C Series User Manual

2202MYJE-MY-C8-N_2018.02.
Chapter 7 Related Documents
Compound 2-stage Screw Compressor 3225**C About the O-rings Used
7-36
7.4 About the O-rings Used
7.4.1 List of O-rings Used
Table 7-3 List of O-rings Used
P/N
Location
JIS B 2401
Size
attached place
description in functional aspect
35
Sleeve, Balance Piston
same as left
P150
49
Seal Retainer
same as left
G160
59
Oil Injection Pipe Guide
Oil Injection Pipe
P32
63-1
Bearing Cover
Unloader Cylinder (1)
G170
63-2
Balance Piston Cover
Unloader Cylinder (2)
G190
65-1
Unloader Piston (1)
same as left
P140
65-2
Unloader Piston (2)
same as left
P155
73-1
Unloader Push Rod (1)
Unloader Piston (1)
P44
73-2
Unloader Push Rod (2)
Unloader Piston (2)
G35
75-1
Unloader Cover (1)
same as left
G150
75-2
Unloader Cover (2)
same as left
G170
86
Oil Injection Pipe
same as left
G30
89-1
Guide block Stem (1)
same as left
P24
89-2
Guide block Stem (2)
same as left
P20
150
Thrust Bearing Gland (1)
same as left
G220
165
Oil Injection Pipe Gland
same as left
P40
197
Bearing Head (1)
Unloader Push Rod (1)
P58
328
Suction Cover (2)
Unloader Push Rod (2)
P46
421
Unload Spacer (2)
same as left
P46
431
Unload Spacer (1)
same as left
P140
432-1
Main Bearing (1)
same as left
G165
432-2
Main Bearing (2)
same as left
G130
433-1
Side Bearing (1)
same as left
G165
433-2
Side Bearing (2)
same as left
G130
744
Oil Seal Sleeve
same as left
G90
■ Attached place means parts which they have grooves or with taper cutting for attaching O-ring.
7.4.2 O-ring Materials Used for Screw Compressor
Table 7-4 List of O-ring Materials Used for Screw Compressor
(excluding mechanical seal)
Working fluid
O-ring material
Ammonia
NBR
Hydrofluorocarbon (HFC)
CO
2
FKM
HNBR
Trifluoromethane (R23)
FKM
Propane
Propylene
Natural gas
City gas
Helium

mycom 3225**C Series Specifications

General

Brand	mycom
Model	3225**C Series
Category	Compressor
Language	English