Installing the Filter Drier and Sight Glass 2. Lubricate the o-rings prior to installing them onto each end of the assemblies. 1. Locate the Filter Drier/Sight Glass assembly in your installation kit. 3. Install the assembly with appropriate wrench (hand tighten). 4. Perform vacuum procedure of air from the Filter Drier and Sight Glass via the service valves on either side of this assembly. Important: See Section 10 - System Evacuation Procedures and Section 12 - System Charging Procedures in the Thermo King Vehicle Powered Truck Installation Standards and Procedures Guide (TK 56430). THESE PROCEDURES MUST BE FOLLOWED! Figure 6.
Installing the Filter Drier and Sight Glass 18 TK 56881-18-IM-EN