Rinnai EX22C Manuel de service télécharger pdf (Page 37)

Rinnai Direct Vent Service Manual 37

RHFE-433RWTA

RHFE-558RWTA

Troubleshooting

Part Wire 433RWTA 558RWTA

OHS.

White - White

Below DC 1V, Below 2 Below DC 1V, Below 2

Blue - White (OHS1)

Blue - White (OHS2)

TF White - White (TF)

O.H. TH

White - White 0.87-482k, (<0.87k:Short, >482k:Open)

Temperature

32°F (0°C):113k, 68°F (20°C):39k,

86°F (30°C):24k, 104°F (40°C):15k

White - White

(Filter sign)

High

Flashes below 6.83k

Flashes below 6.40k

Low Flashes below 10.2k

White - White

(The TH operate)

High Operates below 4.97k

Low Operates below 7.29k

Room

Thermistor

Yellow - Yellow 1.82-707k, (<1.82k:Short, >707k:Open)

Temperature

32°F (0°C):113k, 68°F (20°C):39k,

86°F (30°C):24k, 104°F (40°

C):15k

FR Yellow - Yellow

Below 0.1A （During Stop)

Combustion Fan

(In case of short

vent.)

White - Black Below ignition revolution +2Hz

Ignition

revolution

Initial LP: 65Hz, NG: 70Hz

Re-attempt LP: 65Hz, NG: 70Hz

Normal

revolution

High LP: 105Hz, NG: 102Hz LP: 120Hz, NG: 120Hz

Low LP: 70Hz, NG: 69Hz

Combustion Fan

(In case of long

vent.)

White - Black Below ignition revolution +2Hz

Ignition

revolution

Initial LP: 65Hz, NG: 70Hz

Re-attempt LP: 65Hz, NG: 70Hz

Normal

revolution

High LP: 105Hz, NG: 102Hz LP: 120Hz, NG: 120Hz

Low LP: 70Hz, NG: 69Hz

Ignitor Red - Blue 90-120V

SV Black-Yellow 80-100V, 1.5-2.5k

Modulating

Valve

Gray-Gray

DC6-16V（Low-High), 80-90

Convection Fan Red - Black

56-75V

90-180

56-94V

90-180

Pressure Sensor Red - White DC3 - 7V

Transformer - Same as 431WTA Same as 556WTA

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 111 112

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Rinnai EX22C Manuel de service Page 37

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