Lochinvar 1.3 - Manual (Page 26)

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Service
Service Manual
26
Pumps Parameters Screen:
The Pumps Screen allows access to four (4) parameters. Those
parameters are as follows:
• Boiler Pump Delay - Sets the length of time the boiler
pumps will run after a system heat call has been satisfied.
This parameter can only be changed by the installer. The
time range for this parameter is 0 minutes to 40 minutes.
The default time is 30 seconds.
• HW Pump Delay - Sets the length of time the Hot Water
Generation pumps (if connected) will run after a Hot
Water Generation call has been satisfied. This parameter
can only be changed by the installer. The time range for
this parameter is 0 minutes to 40 minutes. The default
time is 30 seconds.
• System Pump Delay - Sets the length of time the system
pump (if connected) will run after a system heat call has
been satisfied. This parameter can only be changed by the
installer. The time range for this parameter is 0 minutes
to 40 minutes. the default time is 30 seconds.
• System Pump Mode - Sets the configuration of the system
pump. The configuration selections are:
0.
The system pump will be on continuously except
during outdoor shutdown.
1. The system pump will be off.
2. The system pump will be on only during a system
heat call.
This parameter can only be changed by the installer. The
default configuration is 2: On only during a system heat call.
Reference page 18 for information regarding changing
parameters.
Time - The time is displayed in the upper right-hand corner of
the display. It is displayed in 24 hour format. Reference the
night setback parameters on page 24 for information regarding
adjusting the date and time.
Back button - Pressing this button will back the screen up to the
previous screen.