Toshiba HWS-3001CSHM3-E(-UK), HWS-802H-E Operation check by PC board switch, Operation check mode

9-5. Operation check by PC board switch

9-5-1. Operation check mode

This mode allows to check the operations of the water 2-way valve, water 3-way valve, mixing valve, and circulating pump.

Operation check mode

(1)Preparation

•Turn all of the remote controls "OFF" for the hot water supply and heating.

•Turn off the hydro unit and the outdoor unit.

•Remove the front panel of the hydro unit.

(2)Operation check

1)Turn on the hydro unit and the outdoor unit.

2)Set SW06_2 to "ON".

3)Rotate switch SW01 to position "1" and press tactile switch SW07 for 5 sec. or longer.

4)Rotating the rotary SW01 allows to check each operation.

5)Set the DIP SW06 "OFF" to finish.

Rotary	Check contents		Remark
switch
1	None
2	2WV_W	Alive for approx. 2 sec, not alive for 3
		sec
3	3WV_W
4	Mixing valve	Alive for 30 sec in the forward direction
		Alive for 30 sec in the reverse direction
5	Built-in AC pump	Alive / not alive for 20 sec
6	Extended AC pump 1	Alive / not alive for 20 sec
7	(Extended AC pump 2)	Alive / not alive for 20 sec	Reserved
8	Water heat exchange backup	Repeat heater 1, heater 2, and OFF	The built-in AC pump operates.
	heater	every 20 sec
9	Hot water cylinder heater	Alive / not alive for 10 sec
10	Backup heater	Alive / not alive for 10 sec	The built-in AC pump and external AC pump
			operate.
11	Check the alarm output.	Output for 10 sec / no output for 10 sec
12	Check the boiler output.	Output for 10 sec / no output for 10 sec
13	Check the defrost output.	Output for 10 sec / no output for 10 sec
14	Check the operation output.	Output for 10 sec / no output for 10 sec
15	Built-in AC pump continuous	Continuously alive	Do not operate the AC pump alive
	operation		continuously without any water in hydro unit.

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