Weil-McLain AQUABALANCE COMBI AB-120C Series 2 High-efficiency Gas Water Boiler

User Manual - Page 73

For AQUABALANCE COMBI AB-120C.

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Part number 550-100-325/0419
73
AquaBalance
®
Series 2 Wall Mount Gas-fired Water Boiler Boiler Manual
QUICK START GUIDE
After you have completed the installation of the Combi or Heating Only model by the instructions provided in
this manual, pages 5 - 75 insure the following first before you proceed:
All gas lines are connected and tested for leaks, and if the boiler is to operate on LP fuel, and the unit has been
converted properly from Natural gas to Liquefied Petroleum (Propane) gas and set up as directed in the boiler
manual.
All water piping is installed correctly and free of leaks with the proper accessories; proper sized expansion tank,
water feed valve adjusted, low water cut-off devices installed and tested, all operation control exterior to the boiler
installed such as thermostats, and zone control panels.
฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀
฀฀฀฀฀฀฀
฀฀฀฀฀฀฀฀฀฀฀
฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀
฀al Heating only boilers, Outdoor sensor MUST be installed and connected to the boiler control.
(See page 53)
System start
1
Push eco / comfort / Power button; to start boiler.
2
NOTE: if A-16 error code is displayed (Central Heating Only boiler) when unit is powered up,
the outdoor sensor is not installed. Install outdoor sensor and push the reset button to reset
error code. A faulty outdoor sensor will give an “F-39” error code.
฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀
3
04 shows on the display” (control software version).
4
FH shows on the display” (Blower /inducer operating in purge mode of combustion chamber and venting for 5 minutes).
5
With no call for heat” (current boiler water temperature will be shown in degrees F).
6
To Change “Central Heating water temperature set-point” (from 68 F to 190 degrees F) use the bottom set
of “+” or “–” keys to raise or lower the set point temperature.
7
To change “Domestic water temperature set-point” (Combi Boiler set from 104 F to 131 degrees F ).
NOTE: Insure that the operating temperature is at a safe set-point temperature. Use the top set of “+” or “–” keys to raise or lower the set point.
8
To Change “Control Selection for vent material” See instructions on page 34. This is necessary only if using a
venting material other than the default PVC.
Figure 101฀฀฀฀฀60-70
31 Startup Quick Start Guide using default settings
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