Gas Auto-Changer (Optional); Connecting Co Gas Cylinders; Automatic Co Gas Supply Line Changeover - Phcbi MCO-170M Bedienungsanleitung

GAS AUTO-CHANGER (OPTIONAL)

When the optional gas auto-changer MCO-21GC is installed, there will be two connecting ports for the CO
gas pipe: A and B. When two CO
supply line when one of the cylinders becomes empty.
Connecting CO
Refer to page 22 for the procedure for connecting gas cylinders.
1. Take two CO gas cylinders (A and B) and install the optional gas regulator MCO-010R on both.
2
2. Using one of the gas tubes provided, connect the
gas regulator of cylinder A to connecting port A.
3. Using another gas tube, connect the gas
regulator of cylinder B to connecting port B.
Automatic CO
When the optional gas auto-changer MCO-21GC is installed, CO
the CO gas supply line select key will be displayed on the Top screen. A light will show which CO
2
supply line is being used (see page 15).
When the CO density level remains unchanged, even though the CO
2
unit regards the currently connected CO
automatically. The process is set out in Table 4.
1. When there is gas remaining in cylinder A, the unit operates with gas supplied from cylinder A
(Situation 1).
2. When cylinder A is empty, the level of CO
supplied into the unit even though the gas valve in the unit is open (Situation 2).
3. When Situation 2 continues for 2–3 minutes, the gas supply line is changed over automatically. The CO
gas empty alarm is activated sounding the buzzer, and gas supply indicator A is displayed in reverse video
and blinks (Situation 3).
4. Stop the CO gas empty alarm by pressing "Buzzer". The light on gas supply indicator A is turned off
2
(Situation 4).
gas cylinders are connected, the auto-changer switches the CO
2
gas cylinders
2
gas supply line changeover
2
gas cylinder as empty. The CO
2
density in the unit does not increase because gas is not
2
Lower right side
Connecting port B for CO
Connecting port A for CO
gas supply line indicators A and B and
2
gas valve in the unit is open, the
2
gas supply line is changed over
2
2
gas
2
gas pipe
2
gas pipe
2
gas
2
2
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