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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 02-40QA0007-SI
Printed in U.S.A.
Form 40QA-7SI
Pg CL-2 706 3-06 Replaces: 40QA-5SI
Copyright 2006 Carrier Corporation
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Book 1 4
Tab
3d 2c
START-UP CHECKLIST (cont)
HAS PIPING SYSTEM BEEN EVACUATED TO 1000 MICRONS (IF REQUIRED)? ____________
HAS SYSTEM CHARGE BEEN WEIGHED IN (IF REQUIRED)? ____________
HAVE SERVICE VALVES BEEN FULLY BACKSEATED? ____________
CHECK VOLTAGE: IS VOLTAGE WITHIN RANGE SHOWN FOR UNIT (WITH UNIT OPERATING)?
OUTDOOR ____________
INDOOR ____________
IV. START-UP
IF UNIT HAS A CRANKCASE HEATER, HAS IT BEEN ON FOR 24 HOURS? ____________
MEASURE AND RECORD THE:
AIR ENTERING OUTDOOR UNIT: ____________ F
AIR ENTERING INDOOR UNIT: ____________ F
DISCHARGE LINE TEMPERATURE: ____________ F
VAPOR LINE TEMPERATURE: ____________ F
MEASURE AND RECORD THE:
VAPOR LINE PRESSURE: ____________ PSIG
DISCHARGE PRESSURE: ____________ PSIG
START-UP CHECKLIST
I. PRELIMINARY INFORMATION
OUTDOOR UNIT: MODEL NO.
SERIAL NO.
INDOOR UNIT: MODEL NO.
SERIAL NO.
ACCESSORIES: __________________________________________________________________________________
PISTONS (38HDC and 38QRC SYSTEMS ONLY): INDOOR SIZE: OUTDOOR SIZE
(38QRC SYSTEMS ONLY):
REFRIGERANT PIPING: EQUIVALENT LINE LENGTH:
(IF OVER 50 FT)*
LIFT: FAN COIL ABOVE OUTDOOR UNIT (IF OVER 25 FT)*?
FAN COIL BELOW OUTDOOR UNIT (IF OVER 25 FT)*?
*APPLIES ONLY TO 38HDC AND 38QRC UNITS USING LONG-LINES APPLICATIONS. MAXIMUM EQUIVALENT
LINE LENGTH FOR 38HDS SYSTEMS IS 50 FT. MAXIMUM LIFT ON 38HDS APPLICATIONS IS 30 FT FROM LOW-
EST SYSTEM POINT TO HIGHEST SYSTEM POINT.
PRE-START-UP
INDOOR UNIT (REFER TO OUTDOOR UNIT INSTALLATION INSTRUCTIONS FOR OUTDOOR UNIT PRE-START-UP
FUNCTIONS)
IS THERE ANY SHIPPING DAMAGE?
IF YES, WHERE?
WILL THIS DAMAGE PREVENT UNIT START-UP?
IS POWER SUPPLY CORRECT?
(115-V FOR 40QAB024-048, 115 V UNITS; OR 208/230 V FOR 40QAB024-
048, 208/230 V UNITS AND ALL 40QAB060 AND 40QAE024-060 UNITS. ALL SYSTEMS REQUIRE SINGLE-PHASE
POWER)
HAS GROUND WIRE BEEN CONNECTED?
HAS THE CORRECT SIZE FUSE OR HACR BREAKER BEEN PROVIDED? ARE POWER WIRES
TO THE UNIT SIZED AND INSTALLED PROPERLY? IS THE DISCONNECT SWITCH IN-
STALLED IN SIGHT FROM THE UNIT?
IS THE LOW-VOLTAGE CABLE (INDOOR TO OUTDOOR UNIT) RUN AND CONNECTED PROPERLY?