Installation

Fig. 20 Compressor front valve plate installation:

1. Inspect cylinder bores, valve plates and reed plates for scratches, corrosion or other signs of damage or wear. Replace compressor if any of these conditions exist.
2. Install two dowel pins in front and rear cylinder assembly.
3. Lubricate O-ring and install on front and rear cylinder head assembly.
4. Lubricate front and rear reed valve with clean refrigerant oil and install them on cylinder assembly.
5. Lubricate front valve plate (marked with an ``F'') and install on cylinder assembly. The ``F'' mark must be showing when valve plate is installed, Fig. 20.
6. Lubricate rear valve plate (marked with an ``R'') and install on cylinder assembly. The ``R'' must be showing when valve plate is installed.
7. Lubricate front and rear head gaskets and install them in proper position on cylinder assemblies.
8. Install front and rear heads on cylinder assembly, aligning dowel pins with dowel pin holes in cylinder head.

Fig. 21 Cylinder head bolt tightening sequence:

9. Holding front and rear head to cylinder assembly, install cylinder bolts until snug. Torque five bolts in three steps of 12, 15 and 19 ft. lbs. using cylinder bolt tightening sequence, Fig. 21.
10. Reverse remaining procedures to install. Lubricate new seal and seal seat with clean refrigerant oil. Install new felt strip and retainer into nose of compressor.