Correct Freon Charge Warning Specs; Refrigerant Charge Service; Quick Visual Check; A/C Charging Sight Glass Symptoms - Mazda 1983 RX7 Service Manual

CORRECT FREON CHARGE WARNING SPECS CAT. 16, NO. 034/88
ARTICLE BEGINNING
TECHNICAL SERVICE BULLETIN

REFRIGERANT CHARGE SERVICE

Model: ALL MODELS WITH A/C
Bulletin No.: 034/88
Date: 6/30/88
Category: 16
DESCRIPTION
To insure proper and efficient operation of the Air Conditioning
System, it is of extreme importance to verify that the Air
Conditioning System is properly charged.
charging the Air Conditioning system can cause higher than normal
system pressures which could result in Air Conditioning System
component damage.
The recommended refrigerant charge for 1988 Mazda vehicles is as
follows:
323, RX-7, B-Series Truck...............................28 ounces
626, MX-6...............................................35 ounces
929.....................................................39 ounces

QUICK VISUAL CHECK

It is possible to make a quick visual check of the Air Conditioning
System to verify the correct refrigerant charge.
1) Run the engine as fast idle.
2) Operate the Air Conditioning System at maximum cooling for
approximately 5 minutes.
3) Observe the sight glass and compare to the possible results as
shown in Fig. 1.
Fig. 1:

A/C Charging Sight Glass Symptoms

Article Text
1983 Mazda RX7
For www.iluvmyrx7.com
Copyright © 1998 Mitchell Repair Information Company, LLC
Monday, August 27, 2001 06:36AM
Also, please note that over-