GENERAL INFORMATION
2
Congratulations on your purchase of the all new Pro-Set
®
TRA21 Series Mobile A/C
refrigerant recovery unit. The TRA21 can be setup for either R-134a or R-1234yf operation.
The TRA21 utilizes CPS’s patent pending 2 cylinder oil-less compressor. The unit is
equipped with a suction side oil separator to collect oil removed from the mobile A/C
system. The unit also is equipped with a suction side filter drier with moisture sightglass.
Features:
• Convertible for Mobile A/C R-134a and R-1234yf systems
• Convertible for Commercial recovery
• Small High Side volume eliminates pump down system
• Fast and easy convertible instructions
• All components mounted on a heavy duty roll cage
• Easy to carry handle integrated into the roll cage
• Models TRA21, TRA21C and TRA21S include tank overfill sensor cord
• High Pressure cutout switch
This manual contains important information on the proper procedures for operating
this equipment. Please pay close attention to the: Safety Information, Warnings, and
Cautions provided throughout this manual.
ALWAYS REMEMBER “ SAFETY FIRST ”
Table of Contents
Introduction
General Information
2-5
Introduction
2
General Safety Instructions
3
Specifications
4
Unit Layout
5
6-11
6-7
Operation
Direct Vapor or Liquid Recovery
Liquid Flush Recovery
Filter Drier Maintenance
Trouble Shooting Chart
8-9
10
11
Summary of Contents for Pro-Set TRA21 Series
Page 7: ...OPERATION Diagram 1 ...
Page 9: ...Diagram 2 OPERATION ...
