Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53500278-01
Printed in U.S.A.
Form 50XCR-8SI
Pg CL-1
2-2020
Replaces: 50XCR-7SI
START-UP CHECKLIST
(Fill out this form on Start-Up and file in job folder)
I. PRELIMINARY INFORMATION
50XCR 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 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 BEEN CONFIRMED? (Y/N) _______
VERIFY CONDENSATE DRAIN HAS BEEN INSTALLED PER INSTRUCTIONS (Y/N) _______
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 (Y/N) _______
CONTROLS
HAVE THERMOSTAT CONNECTIONS BEEN MADE AND CHECKED? (Y/N) _______
ARE ALL WIRING TERMINALS (including main power supply) TIGHT? (Y/N) _______
PIPING
CHECK WATER CONNECTIONS (Y/N) _______
CHECK THAT CIRCULATING PUMP IS ON AND RUNNING (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
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 preceding
sections of this Installation, Start-Up and Service document.