Climit GG BT 25 OF Manual De Instrucciones página 87

4
4
The table below gives the values to set
when the supply gas is changed:
4 .2 .2 Adjusting valve pressure
(fig . 20)
BOILER GAS MODELS
METHANE 25
BF (G20) 30
LPG 25
(G30/G31) 30
METHANE 25
OF (G20) 30
LPG 25
(G30/G31) 30
Set maximum and minimum pressure on
gas valves as follows (fig . 20):
– Connect the column or a manometer to
the intake downstream of the gas valve .
In "25-30 BF" models, disconnect the
1
2
4
4
1
1 3
1 3
valve VENT pressure test point tube (5
fig . 18) .
– Remove the cap (1) from the modulator .
4
– Press the keys ( and ) at the same time for
a few seconds and completely open the
hot sanitary water faucet .
– Press the key
PAR 1
(Hi) .
01
02 1 3
03
04
will increase pressure while rotating
05
anti-clockwise will diminish it .
06
– Adjust maximum pressure using the nut
07
4
(3) with a wrench to the maximum pres-
08
sure value indicated in Table 4 .
– Adjust the maximum pressure before
adjusting the minimum .
– Press the key (Lo) while the sanitary
3
2
2
3
2
4
4
2
– Remember that
rotating clockwise
water tap is on, with
KEY
1 Plastic tap
2 Minimum pressure adjusting nut
3 Maximum pressure adjusting nut
1 3
1
3
4
4
1
the water running .
– Lock the nut (3) in place, turn the screw/
nut (2) to the minimum pressure indica-
ted in Table 4 .
– Press the keys (
and ) while kee-
ping the hot sanitary water running all
the time, and check that the maximum
and minimum pressures correspond to
the set values; if necessary correct the
regulation .
– Press the key () again
to quit the function .
– Put the pipe back on the valve VENT
pressure test point .
– Remove the manometer, remembering
to tighten the screw for closing the pres-
sure test point .
– Put the plastic cap (1) back on the modu-
lator and seal with a drop of coloured
2
2
2
3
IT
ES
ENG
4
Fig . 20
87