Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53500117-01
Printed in U.S.A.
Form 50XJ-2T
Pg CL-1
8-14
Replaces: 50XJ-1T
START-UP CHECKLIST
(Fill out this form on Start-Up and file in job folder)
I. PRELIMINARY INFORMATION:
50XJ 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) _______
HAS THE CORRECT INPUT POWER PHASE SEQUENCE BEEN CONFIRMED WITH A METER?(Y/N) _______
HAS THE FAN AND MOTOR PULLEY BEEN CHECKED FOR PROPER ALIGNMENT
AND DOES THE FAN BELT HAVE PROPER TENSION?(Y/N) _______
HAS WATER BEEN PLACED IN DRAIN PAN TO CONFIRM PROPER DRAINAGE?(Y/N) _______
ARE PROPER AIR FILTERS IN PLACE AND CLEAN?(Y/N) _______
VERIFY THAT THE UNIT IS INSTALLED WITHIN LEVELING TOLERANCES
CONTROLS
HAS THE DUCT STATIC PRESSURE PROBE BEEN INSTALLED?(Y/N) _______
HAVE CONTROL CONNECTIONS BEEN MADE AND CHECKED?(Y/N) _______
ARE ALL WIRING TERMINALS (including main power supply) TIGHT?(Y/N) _______
HAS AUTOMATIC RUN TEST BEEN COMPLETED?(Y/N) _______
HAS THE VFD CHECKOUT BEEN COMPLETED?(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) _______
HAVE WATER AND STEAM VALVES BEEN OPENED (TO FILL PIPING AND HEAT EXCHANGERS)?(Y/N) _______
HAS AIR PURGE BEEN PERFORMED?
(Y/N) _______
ELECTRICAL
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
VOLTAGE IMBALANCE = 100 X (MAX DEVIATION)/(AVERAGE VOLTAGE) =
% (IF OVER 2% VOLT-
AGE IMBALANCE, DO NOT ATTEMPT TO START SYSTEM; CALL LOCAL POWER COMPANY FOR ASSISTANCE.)
