McQuay MLCV Instrukcja Naprawy Pobierz pdf (Strona 54)

9.9.

uto Ruto R

uto R

andom Random R

andom R

estarestar

estar

t Contrt Contr

t Contr

olleroller

oller

I) Auto Random Restart Selection

Auto restart at the last state memory setting:

• Shorted at JH/JP1 jumper at main board for auto restart (supplied);

• Remove the jumper to have non-auto restart.

WM-F Series WM-FR Series Other Model

(D1.7 Board) (U1.3 Board) (U1.4 Board)

II) Hot Keep Selection

Three selection available:

a. Fan stop if indoor coil temperature < 30°C (OFF);

b. Fan runs at low speed if indoor coil temperature < 30°C and stop if indoor coil

temperature < 18°C (ON);

c. Cycle of low fan running for 30 seconds and fan off for 120 seconds and repeat

(INTERVAL).

WM-F/FR (U1.3 Board)

3 selection available at the slide switch on the On/Off Switch board; Preset at OFF.

Other models (U1.4 Board)

At CN3 location on the PCB,

i. Remove the connector to have (b)-Fan ON and

ii. Cut off the big resistor (12k Ohm) to have (c)-Fan INTERVAL

Non-ducted Model - Standard setting is (a)-Fan OFF

Ducted Model - Standard setting is (c)-Fan INTERVAL

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McQuay MLCV Instrukcja Naprawy Strona 54