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Carrier 30GX080-176 manual

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Table of contents for the manual

  • Page 1

    Installation Instructions Part Nos. 30HX-900---008, 30GX-900---004 (60 Hz — 1 15-v Control) Part Nos. 30HX-900---009, 30GX-900---005 (50 or 60 Hz — 230-v Control) CONTENTS Page SAFETY CONSIDERA TIONS ...................1 INTRODUCTION ..............................1 INST ALLA TION ............................. 1 - 6 Step 1 — Examine Package Co[...]

  • Page 2

    Step 2 — Install Piping Shut of f all power to the unit, then lock out and safety- tag all disconnects before proceeding with installation. Remove refrigerant charge from circuits using an ap- proved refrigerant recovery device before proceeding with installation. NOTE: The units have 2 circuits. Perform all of the follow- ing piping installation[...]

  • Page 3

    INST ALL BALL AND SOLENOID V AL VES — Using good piping practice, braze ball valve and solenoid valve into 5 ⁄ 8 -in. minimum load piping. Fig. 2 shows a typical 30HX installation and Fig. 3 shows a typical 30GX installation, in- cluding valve locations and orientation. Ensure that ball valve is fully open, and that both the ball and solenoid v[...]

  • Page 4

    Step 4 — Install Control Wiring Be sure all power to the unit is of f before proceeding. Lock out and safety-tag all disconnects. W ires between field-installed components and unit contr ol box must be enclosed in field-supplied conduit. Follow all local codes and NEC (National Electrical Code, U.S.A.). W ire size must be no. 16 A WG (American [...]

  • Page 5

    30GX080-176 30HX076-271 LEGEND MLC — Minimum Load Control TB — T erminal Block NOTE: See Fig. 3 for locations of junction boxes on unit. Fig. 4 — Minimum Load Control Wiring 5[...]

  • Page 6

    Step 5 — Configure Unit for Minimum Load Con- trol — Once the piping installation and wiring installation are complete, the chiller must be configured for minimum load control operation. This may be done using the unit key- pad (HSIO-2). Set the LOCAL/OFF switch in the OFF position. 1. Press on the keypad. 2. Press the down arrow until the di[...]

  • Page 7

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  • Page 8

    Copyright 1997 Carrier Corporation Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 2 Ta b 5 c PC 903 Catalog No. 563-056 Printed in U.S.A. Form 30GX,HX-2SI Pg 8 1-97 Replaces: New[...]