Use And Care Manual

whl-004 Rev. 000 Rel. 012 Date 3.22.18
52
F. Installer Mode
Installer Mode will activate when button is pressed and held for ve seconds while the water heater display is powered O.
Figure 52 - Installer Mode Screens
Display Default Detail Description
1:EH E0.00
Error history up to 10 Check ten most recent Error Codes (H0 - H9)
2:cE OFF
Clear Error History Select “ON” to Clear Error History. Range: ON or OFF
3:In OFF
System Reset
(Factory Setting)
Select “ON” to restore system to default factory settings
(Burner operation time, Ignition cycles, and Supply power time will not be reset.)
Range: ON or OFF
4:Fu GA
Flow Unit
Displays Flow Rate in Liters/Minute or Gallons/Minute
Range: GA or Li
5:FH 00
Maximum Fan Speed Adjusts maximum fan speed. Range: -30 to +30
6:FL 00
Minimum Fan Speed Adjusts minimum fan speed. Range: -30 to +30
7:dr NO
Reset Burner Operation Time
Select “YES” to Reset Burner Operation Time
Range: YES or NO
8:dl NO
Reset Ignition Cycle
Select “YES” to Reset Ignition Cycles
Range: YES or NO
9:HA 0-2
High Elevation Mode
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 Altitude:
0-2 for installation locations from sea level to 1999 feet
2-5 for locations from 2000 to 4999 feet
5-8 for locations from 5000 to 7999 feet,
8-10 for locations from 8000 to 10000 feet
Default: 0 – 2
NOTE: Use a calibrated combustion analyzer to ensure CO and CO2 are within the
ranges shown in this manual. Adjust the oset 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.
10:Cn 00
Cascade Address
Chooses water heater cascade address. Range: 01 (Master), 02 (follower 1, ..., 17
(follower 18); Default: 00
NOTE: The Master water heater must always be addressed 01.
11:Cl 01
Number of Water Heaters
to Run During Initial DHW
Demand
Selects total number of units to run during the rst DHW demand (01-18). Default: 01
NOTE: Selecting 01 is recommended to avoid issue with low ows
12:Eh ON
Vent Setup
(Common/Individual Vent)
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.
13:Ct 01
Cascade Parameter
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
Table 30 - Installer Mode Descriptions
Turn the dial counterclockwise and clockwise to scroll through the displayed parameters. To view parameter details, press the
button at the appropriate screen. Turn the dial counterclockwise and clockwise to change the selected parameter. To save the setting
press the button.
To leave Installer Mode, press the button again. The display will return to power o mode.