Publicité
Les langues disponibles
Les langues disponibles
2.2.7)
Vent temperature test
1.
Place a thermometer in the test hole located in the breech pipe.
2.
The vent temperature should be between 204°C to 302°C
(400°F to 575°F). If not, check for improper air temperature
rise, pump pressure, nozzle size, or for a badly sooted heat
exchanger.
2.2.8)
Fan Limit adjustment and blower regulator
Modification of the "FAN ON" and "HI" Limit settings on the Fan Limit
and blower regulator can cause a malfunction of the furnace and carry
to premature wear of the heat exchanger.
CAUTION
Modification of the factory set limits will void the
warranty.
FIGURE 3
DNS-0355 Rev.B
MBO, MBOV
"FAN OFF" Limit
1
"FAN ON" Limit
2
"HI" Limit
3
LBO & OLR
"FAN OFF" Limit
1
"FAN ON" Limit
2
"HI" Limit
3
FLO & OLF
"FAN OFF" Limit
1
"FAN ON" Limit
2
"HI" Limit
3
90°F
110°F
200°F
90°F
130°F
190°F
90°F
110°F
150°F
11
Publicité
