INSTRUCTIONS
GZJA SUB ASSEMBLY series: BALL VALVE + CHECK VALVE [R744]
Applicable to fluids and refrigerants of GROUP 2 according to Directive 2014/68/EU (15 May 2014) or GROUP
A1 according to ANSI-ASHRAE 34-2010.
Temperature allowed range (TS):
Design Pressure (PS):
The GZJA installation and service is limited to trained technicians allowed to operate in R744 systems. The extend of the
training must include the critical aspects of the local application and it must respect all the relevant standards
PART 1: BRAZE THE SUB ASSEMBLY
1
3a
B
(System Pressure Side)
4
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Subject to change without notice
-40°C to +150°C (-40°F to +302°F)
90bar (1305 psi)
2
3b
A
(Ambient Side)
5
1
A
A
Component
to be insulated
II-GZJA-MU-R2009