Self-Contained Recovery/Evacuation - Manitowoc SD0302A Technician's Handbook
S series;
s300 series;
s420 series;
s450 series;
s500 series;
s850 series;
s1000 series;
s1200 series;
s1400w series;
s1400a series;
s1400n series;
s1800w series;
s1800a series;
s1800n series
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Also See for SD0302A:
- Technician's handbook (301 pages) ,
- Service manual (168 pages) ,
- Installation, use & care manual (68 pages)
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Self-Contained Recovery/Evacuation
1. Place the toggle switch in the OFF position.
2. Install manifold gauges, scale and recovery unit or
two-stage vacuum pump.
MANIFOLD SET
OPEN
BACKSEATED
LOW SIDE
SERVICE
VALVE
CLOSED
RECOVERY/EVACUATION
CONNECTIONS
3. Open (backseat) the high and low side ice
machine service valves if required, and open high
and low side on manifold gauges.
4. Perform recovery or evacuation:
A. Recovery: Operate the recovery unit as
directed by the manufacturer's instructions.
B. Evacuation prior to recharging: Pull the
system down to 500 microns. Then, allow the
pump to run for an additional half hour. Turn
off the pump and perform a standing vacuum
leak check.
5. Follow the Charging Procedures.
170
manuals search engine
OPEN
BACKSEATED
HIGH SIDE
SERVICE
VALVE
VACUUM PUMP/
RECOVERY UNIT
OPEN
Part Number 80-1479-3 7/10
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