Carrier 30GT Installation Instructions

HEATING L COOLlNG
SAFETY CONSIDERATIONS
Installing, starting-up and servicing air conditioning
equipment can be hazardous due to system pressures,
electrical components and equipment location,
Only trained, qualified installers and service techni-
cians should install, start up and service this equipment.
When working on air conditioning equipment, observe
precautions in the literature and on tags, stickers and
labels attached to the equipment.
Follow all safety codes. Wear safety glasses and work
gloves. Use care in handling equipment.
C O O L E R
STUB '
(SEALED FROM
FACTORY 1
SEE NOTE I
FIELD-SUPPLIED BYPASS LINE
TXV - TH ER MOSTATI.C EXPANSION
FACTORY PIPING
- - -
- - - a
NOTES:
1. %-in. OD for 30HI5,HL and 30GT; %-in.
2. The bypass valve In this package has %-in. connections and can
3. On 30GB units, a change from S/sin. to gin. must be made either at the valve or
Fig. 1 - Schematic Piping; 30HK,HLO15-060;
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No.
P C 1 1 1
I
I
BYPASS VALVE
VALVE
OD for 30GB.
533-039
Printed in U.S.A.
INTRODUCTION
These instructions cover field installation of the Acces-
sory Hot Gas B y
ass Valve and solenoid pilot valve on
the following chi lers:
through 060 (50 and 60 Hz)
(60 Hz), Flotronic'"
(50 Hz), Flotronic'"
(60 Hz)
(50 Hz)
On Flotronic chillers with no unloaders or 2 unloaders,
the accessory hot gas bypass must be added to both
circuits because of ati automatic lead-lag feature.
INSTALLATION
S t e p 1 - Examine Packa
age includes hot gas bypass va ve, solenoid pilot valve
and instructions. Examine each item. If any part is
damaged or missing, file a claim immediately with the
shipping agent.
Step 2 - Install Piping
(C RC T ~0.1)
LINE I UI
SEE
N O T E 2
HOT
GAS DISCHARGE
be
used directly on 30HK,HL and 30GT units.
the stubs.
at
Form 30G,H-1 SI
30GT
K,HL
e Contents
FROM FACTORY 1
C O N D E N S E R
Replaces: 30GB,H-1SI
2-89