Emerson VSR, VSM, VSS service manual Service, Compressor Seal Installation

Service

COMPRESSOR SEAL INSTALLATION

Seal Assembly

w/ Stationary Mirror Face

NOTE:

When replacing the stationary members of the seal on the VSS 451 thru VSS 601 the roll pin in the cover is used only with the seal assembly having a station- ary mirror face. If a seal assembly with a stationary carbon face is installed, the roll pin must be removed.

A) Install new oil seal in cover.

CAUTION

Care must be taken when handling the shaft seal and mirror face so it is not damaged. Do not touch the carbon or mirror face as body oil and sweat will cause the mirror face to corrode.

B)To install the carbon cartridge part of the seal in the seal cover; clean the seal cover, remove protective plastic from the carbon cartridge, do not wipe or touch the carbon face. Lubricate the sealing O-ring with clean compressor lubricating oil. If applicable, align the hole on the back of the carbon cartridge with the dowel pin in the seal cover. Install cartridge using seal installation tool or similar (see tool lists).

C)Wipe clean, the compressor input shaft and the shaft seal cavity in the compressor housing. Ap- ply clean compressor oil to the shaft seal seating area on input shaft.

D)Lubricate the inside area of the rotating seal with clean compressor lubricating oil, do not wipe or touch the face of the rotating portion of the seal. Align the slot in the rotating seal with the drive pin on the compressor input shaft. Care- fully push the seal on, holding onto the outside area of the seal until the seal seats against the

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