Error Mode - Westinghouse WGRT 150 Series Installation Start-Up Maintenance Parts

Residentialtankless water heater
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3: In
OFF
4: Fu
GA
5: FH
00
6: FL
00
7: dr
NO
8: dI
NO
9: HA
0 - 2
10: Cn
00
11: CI
01
12: Eh
ON
13: Ct
01
Table 28 – Installer Mode Descriptions
Toggle through displayed items by turning the dial
To change an item, press the Dial button
Displayed items can be changed by turning the dial
To save settings, press the Dial button
To leave Installer Mode, press button B
I. ERROR MODE
When the water heater encounters an error, the display will flash "Er" followed by a numerical code. The water heater shall enter a soft
lockout condition if the error is such that it can return to normal operation once the condition relieves itself (overheat conditions, NTC
System Reset
(Factory Setting)
Flow Unit
Maximum Fan speed
Minimum Fan speed
Reset Burner Operation Time
Reset Ignition Cycle
High Elevation Mode
Cascade Address
Number of Water Heaters to Run
During Initial DHW Demand
Vent Setup
(Common/Individual Vent)
Cascade Parameter
.
.
counterclockwise to lower, and clockwise to raise, the displayed value.
again.
again. The water heater will return to power off mode.
Restores System to Default Factory Settings
(Burner operation time, Ignition cycles, and Supply power time
will not be reset)
Range: ON or OFF
Displays Flow Rate in Liters/Minute or Gallons/Minute
Range: GA or Li
Adjusts Maximum Fan Speed
Range: -30 - +30
Adjusts Minimum Fan Speed
Range: -30 -+30
Select "YES" to Reset Burner Operation Time
Range: YES or NO
Select "YES" to Reset Ignition Cycles
Range: YES or NO
This water heater may be installed at elevations up to 10,000
feet and operate on either Natural or LP. The appliance will de-
rate by 4% for each 1000 feet above sea level. Select the
appropriate installation location as described below.
Selects Installation Location for Proper Water Heater Operation
at Elevation:
0-2 for installation locations from sea level to 2000 feet
2-5 for locations from 2000 to 5000 feet
5-8 for locations from 5000 to 8000 feet,
8-10 for locations from 8000 to 10000 feet
Default: 0 – 2
NOTE: Use a combustion analyzer to ensure CO and CO2 are
within the ranges shown in this manual. Adjust the offset screw
in the clockwise (positive) or counterclockwise (negative)
directions (approximately 1/8 turn) if the measured CO2 value
on LOW FIRE is out of range.
Chooses Water Heater Cascade Address
Range: 01 (Master), 02 (follower 1), ...., 17 (follower 18)
Default: 00
NOTE: The Master appliance must always be addressed 01.
Selects total number of units to run during the first DHW
demand (01-18). Default: 01
NOTE: Selecting 01 is recommended to avoid issue with low
Vent setup (Range: ON/OFF)
ON = Common Vent, OFF = Individual Vent
WARNING: DO NOT Common Vent 150 model appliances.
WARNING: DO NOT turn this function OFF when Common
Venting 199 model appliances. Doing so could result in property
damage, serious personal injury, or death.
Selects the total number of cascaded units. (Set this on
cascade Master ONLY.) NOTE: A maximum of eighteen (18)
199 models may be installed in a cascaded system. A
maximum of four (4) 150 models may be installed in a cascaded
system. NOTE: 13: Ct will not appear on Follower appliances
once it has been selected on the Master. Range: 01 – 18
(Default: 01)
flows.
WHL-004 REV. 5.26.17
56

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