Download  Print this page

Advertisement

A separate set of hoses and hand valves must be maintained for use with sealed systems
with R134a refrigerant. Equipment used with CFC refrigerants will contaminate R134a
(HFC) sealed systems.
EQUIPMENT DESCRIPTION
Tank of Liquid Refrigerant – Care should be
taken to be sure the proper refrigerant is
available. (Fig. 1)
Handle the tank of liquid refrigerant
properly. The contents of the tank are under
pressure. Observe the following precautions and
DO NOT:
Drop or handle the tank roughly
Tamper with any installed safety relief valves
Store the tank in direct sunlight or in a damp
location.
Heat the tank above 125° F.
Refill the tank
Empty tanks should be disposed of properly.
Charging
Scale
computerized charting scale measures the
amount of liquid refrigerant charge that is
d
ispensed into a sealed system. (Fig. 2)
The amount of refrigerant dispensed into the
sealed system is indicated on a Liquid Crystal
Display (LCD). The LCD is calibrated in .5
ounces or .01 gram increments or smaller. The
charging scale can be used to monitor the
amount o
f refrigerant necessary to back flush a
s
ystem.
Charging Hose Configuration – One hose 4 to
6 feet long should be attached to a pigtail
consisting of a ball type hand valve with a 45°
threaded fitting. A low-loss adapter should be
c
onnected to the 45° threaded fitting. (Fig. 3)

EQUIPMENT AND TOOLS

An
electronic
or
ILLUSTRATION
13

Advertisement

Table of Contents

   Related Manuals for Viking VCSB483D

This manual is also suitable for:

Dfsb483dDdsb483d

Comments to this Manuals

Symbols: 0
Latest comments: