A/C Compressor - New Shaft Seal

Bulletin No.T 84-6A
File In Group 1
Number 16
Date May '84

SUBJECT: A/C COMPRESSOR SHAFT SEAL

MODELS AFFECTED: 1983 DEVILLE AND BROUGHAM 1984 DEVILLE, BROUGHAM, ELDORADO, SEVILLE AND CIMARRON 1985 FWD DEVILLE AND FLEETWOOD

FIGURE 1:

FIGURE 2:

This bulletin supersedes Serviceman Bulletin #T-84-6, Group 1, #16, October 1983, which should be destroyed.

The new one-piece Teflon single lip compressor shaft seal (Figure 1) used in production on most DA-6 compressors and some R4 compressors replaces the earlier two-piece ceramic/ carbon shaft seal (Figure 2).
The one-piece Teflon lip seal is now available in service kit, P/N 2724319. If shaft seal replacement is required, the following service parts usage must be observed.

COMPRESSOR IF ORIGINAL REPLACE USING
TYPE SEAL WAS: SEAL KIT:

One Piece (Teflon) P/N 2724319 (One Piece)
DA-6
Two Piece (Ceramic/Carbon) P/N 2724280 (Two Piece)

One Piece (Teflon) Either P/N 2724319 (One Piece)
R4 or P/N 9956695 (Two Piece)
Two Piece (Ceramic/Carbon) P/N 9956695 (Two Piece)

Service Precaution

When installing a Teflon lip shaft seal, care should be taken to prevent damage to the lip of the one-piece seal. Make sure that seal lip is free of lint and dirt that could damage seal surface or prevent sealing. Also be sure that the seal protector (tool J-23128-A) has not been nicked or damaged in any way before use.