16
09665
-01
.2
01
9-
Gb
7 I Installation of service kits
Shaft seal
(Item No. 80023 (ester oil charge) resp. 80682 (mineral oil charge))
Removal:
Dismount the drive/magnetic coupling from the compressor.
Remove the woodruff key from seat at the shaft end.
Remove the clamping ring (10) and the oil felt (9) (for this see Fig. 3 on page 17).
Unscrew the screws (8) from the shaft seal cover (6) .
Remove the gasket residues and the shaft seal cover gasket (5) from the bearing flange
.
Installation:
Work with utmost cleanliness.
Always replace the shaft seals complete, never individual parts thereof.
Do not use used parts.
Prior to installation, check the sliding and sealing surfaces for cleanliness and damages.
Apply
silicone grease
to O-ring (3)
and its seat in guide ring (2). Moisten sealing surfaces of the sliding ring (4), shaft seal cover (6) and
compressor shaft using
compressor oil
.
Assemble the sliding ring (4), O-ring (3) and the guide ring (2) together as a unit. The large chamfer on the sliding ring (4) should show in the
direction of the shaft seal cover (6).
During the assembly the compression spring (1) must engage audibly in the drive slot of the crankshaft and of the guide ring (2).
Install the shaft seal cover gasket (5) with applied compressor oil.
Install the shaft seal cover (6) with the inscription „TOP“ upwards. Lubricate the pre-installed rotary shaft seal (7) with silicone grease. Use
the protective sleeve. Tighten the fixing screws (8) evenly, crosswise tightening torque = 34 Nm.
Remove the protective sleeve. After installing the shaft seal, turn the compressor shaft a few turns by hand and then carry out the leak test.
Install the clamping ring, if available (see section on clamping ring with oil felt, page 17).
Insert the Woodruff key into the seat at the compressor shaft end.
Mount the drive/coupling.
ATTENTION The shaft seal cover (6) is under spring tension. The remaining oil may run out of the shaft seal chamber.
Keep a suitable collection container ready!
Fig. 1
6
5
4
3
2
1
7
8
9
10
“TOP“
