(d) Install the rear valve plate together with the discharge valve over the pins on the rear cylinder. NOTE: The rear valve plate is marked "R". (e) Lubricate the gasket with compressor oil. Install the gasket on the valve plate. 2. INSTALL REAR HOUSING ON REAR CYLINDER 3. INSTALL FRONT VALVE PLATE ON FRONT CYLINDER (a) Install the two pins in the front cylinder. (b) Lubricate a new O-ring with compressor oil. Install the O-ring in the rear housing. (c) Install the front suction valve over the pins on the front cylinder. (d) Install the front valve plate together with the discharge valve over the pins on the front cylinder. NOTE: The front valve plate is marked with an "F". (e) Lubricate gasket with compressor oil. Install the gasket on the valve plate. 4. INSTALL FRONT HOUSING ON FRONT CYLINDER AND TIGHTEN SIX THROUGH BOLTS Using SST and a torque wrench, gradually tighten the six through bolts in two or three passes. SST 07110-51050 Torque: 260 kg-cm (19 ft-lb, 25 N-m) 5. INSTALL SHAFT SEAL (a) Fit the shaft seal to SST. SST 07114-15010