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4. Set parameter 138
Parameter 138 has to be changed in the software of the boiler according to the following table:
NB: fan speed is given to verify.
Controller version
299MBH Version
INTERNAL
399MBH Version
IGNITER
500MBH Version
EXTERNAL
EXTERNAL IGNITER
IGNITER
299/399/500 MBH
Table 18. 3
1. From status screen, press MENU button once.
2. Press UP/DOWN ↑↓ to select "Settings" and press ENTER
3. Press UP/DOWN ↑↓ to select "Boiler Settings" and press ENTER
4. Enter installer password by pressing UP/DOWN ↑↓ and LEFT ← /RIGHT→ .
5. Press UP/DOWN ↑↓ to select "Boiler Parameters" and press ENTER
6. Press UP/DOWN ↑↓ to select parameter "(138) Appliance Type" and press ENTER
7. Press UP/DOWN ↑↓ to change the parameter according to the table, and press ENTER
8. To return to the status screen, press ESCAPE
WARNING
WARNING!
5. Adjust the CO
/ O
percentage
2
2
Perform CO
/ O
adjustments according to the procedures in the installation manual; § 18.2, using the values in
2
2
table § 18.1.1.
6. Confirmation
When finished:
- Apply the corresponding sticker at the appropriate position in the boiler.
- Mark the box for the used gas type.
- Mark the box, indicating that the correct value has been set for the
appliance type.
WARNING
It is possible to improve the ignition spark by using an external ignition transformer.
NOTICE
Boiler model
VGH-299
VGH-399
VGH-500
VGH-299
VGH-399
VGH-500
or MENU
In case a CSD kit (gas pressure switch kit) is mounted (on the gas valve),
adjust the right-hand pressure switch to 9.0 inch.w.c!
Check during start-up of the boiler no gas mixture is leaking
on all parts that have been apart!
Please ensure the boiler is clearly labelled if operating on propane supply!
Available on request, see the accessories list.
E93.1601EN032.C VGH installation manual
fan speed
Parameter 138
high fire
for propane (LP)
6450
51
6700
51
7600
51
6450
51
6700
53
7600
55
.
.
.
4 times, or RESET
E73.1628.901
.
.
once.
Picture 18. 6
105
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