Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53500277-01 Printed in U.S.A. Form 50XCA-9SI Pg CL-1 2-2020 Replaces: 50XCA-8SI
START-UP CHECKLIST
(Fill out this form on Start-Up and file in job folder)
I. PRELIMINARY INFORMATION
50XCA UNIT: MODEL NO. ____________________ SERIAL NO. ____________________
FIELD-INSTALLED ACCESSORIES: _____________________________________________________________________
START-UP DATE: ______________________________________
II. PRE-START-UP:
VERIFY ALL SHIPPING MATERIALS HAVE BEEN REMOVED FROM THE UNIT
IS THERE ANY SHIPPING DAMAGE? ________________ IF SO, WHERE ________________
_________________________________________________________
WILL THIS DAMAGE PREVENT UNIT START-UP? (Y/N) _______
CHECK POWER SUPPLY. DOES IT AGREE WITH UNIT? (Y/N) _______
HAS THE GROUND WIRE BEEN CONNECTED? (Y/N) _______
HAS THE CIRCUIT PROTECTION BEEN SIZED AND INSTALLED PROPERLY? (Y/N) _______
ARE THE POWER WIRES TO THE UNIT SIZED AND INSTALLED PROPERLY? (Y/N) _______
HAVE CONDENSER AND EVAPORATOR FAN AND MOTOR PULLEYS BEEN CHECKED FOR PROPER
ALIGNMENT AND DO THE FAN BELTS HAVE PROPER TENSION? (Y/N) _______
HAS CORRECT FAN ROTATION OR EVAPORATOR AND CONDENSER BEEN CONFIRMED? (Y/N) _______
VERIFY CONDENSATE DRAIN HAS BEEN INSTALLED PER INSTRUCTIONS
HAS WATER BEEN PLACED IN DRAIN PAN TO CONFIRM PROPER DRAINAGE? (Y/N) _______
ARE PROPER AIR FILTERS IN PLACE AND ARE FILTERS CLEAN? (Y/N) _______
VERIFY UNIT IS INSTALLED WITHIN LEVELING TOLERANCES
CONTROLS
HAVE THERMOSTAT CONNECTIONS BEEN MADE AND CHECKED? (Y/N) _______
ARE ALL WIRING TERMINALS (including main power supply) TIGHT? (Y/N) _______
PIPING
HAVE LEAK CHECKS BEEN MADE AT COMPRESSOR, CONDENSER, EVAPORATOR,
TXVs (Thermostatic Expansion Valves), SOLENOID VALVES, FILTER DRIERS, AND FUSIBLE PLUGS WITH A
LEAK DETECTOR? (Y/N) _______
LOCATE, REPAIR, AND REPORT ANY LEAKS
CHECK VOLTAGE IMBALANCE
LINE-TO-LINE VOLTS: AB
V AC V BC V
(AB + AC + BC)/3 = AVERAGE VOLTAGE =
V
MAXIMUM DEVIATION FROM AVERAGE VOLTAGE = V
NOTE: To avoid injury to personnel and damage to equipment or
property when completing the procedures listed in this start-up
checklist, use good judgment, follow safe practices, and adhere
to the safety considerations/information as outlined in preced-
ing sections of this Installation, Start-Up and Service document.
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