11 - START-UP CHECKLIST - 50RHE R-407C UNIT
Customer: ___________________________________ Job name: __________________________________________________
Model No.: __________________________________ Serial No.: ____________________________________ Date: ________
I.
Pre-start-up
Does the unit voltage correspond with the supply voltage available?
(Y/N) __________
Have the power and control wiring connections been made and are terminals tight?
(Y/N) __________
Have the water connections been made and is fluid available at the heat exchanger?
(Y/N) __________
Has the pump been turned on and are the isolation valves open?
(Y/N) __________
Has the condensate connection been made and is a trap installed?
(Y/N) __________
Is an air filter installed?
(Y/N) __________
II.
Start-up
Is the fan operating when the compressor operates?
(Y/N) __________
If a 3-phase scroll compressor is present, verify proper rotation per instructions.
(Y/N) __________
Unit voltage - cooling operation
Phase AB Volts ________
Phase BC Volts ________
Phase CA Volts ________
(if 3-phase)
(if 3-phase)
Phase AB Amps ________
Phase BC Amps ________
Phase CA Amps ________
(if 3-phase)
(if 3-phase)
Control voltage
Is the control voltage above 21.6 Volts?
(Y/N) __________
If not, check for proper transformer connection.
Temperatures
Fill in the analysis chart attached.
Tube-in-tube heat exchanger
Cooling cycle:
Fluid in
________
°
C
Fluid out ________
°
C
________ kPa
________ l/s
Heating cycle:
Fluid in
________
°
C
Fluid out ________
°
C
________ kPa
________ l/s
Air coil
Cooling cycle:
Air in
________
°
C
Air out
________
°
C
Heating cycle:
Air in
________
°
C
Air out
________
°
C
Order No. 15764-20, 05.04; Supersedes order No. New
Manufactured by: Carrier Corporation, Syracuse, USA.
Manufacturer reserves the right to change any product specifications without notice.
Printed on Totally Chlorine Free Paper.
Printed in the Netherlands.
