Robinair 17801B Recovery, Recycling, Recharging Unit - Manual (Page 8)

© Bosch Automotive Service Solutions LLC
6
ENGLISH
Before.starting.the.set.up.procedures,.open.the.system.oil.drain.valve.and.allow.the.
unit.to.depressurize.
. 1.. Plug.the.unit.into.a.correct.voltage.outlet.
WARNING: Avoid the use of an extension cord because the
extension cord may overheat. However, if you must use an extension
cord, use a No. 14 AWG minimum and keep the cord length to 25 feet
(7.6 meters) or less.
. 2.. Verify.the.oil.drain.valve . on.the.side.of.the.unit.is.in.the. CLOSED position.
. 3.. Turn.on.the.unit..The.display.flashes.“door.”.Slide.the.lockout.door.(in.the.
upper.left.corner.of.the.back.of.the.unit).to.expose.the. 1 /
4
".flare.fittings.for
R-12,.or.the. 1 /
2
".Acme.fittings.for.R-134a..Then.press. SHIFT/RESET.to.
continue.
. 4.. Connect.either.of.the.automotive.hose.sets.as.follows:
Diagram of Hose Connections — Lock-
out Box
INST0920
RED
BLUE
YELLOW
Setup Instructions
R-134a shown;
R-12 same order and colors
door
HOLD
HIGH
LOW
. •. Connect.the.36".red.hose.to.the.
RED.fitting.on.the.back.of.the.
unit.
. •. Connect.the.36".blue.hose.to.the.
BLUE fitting.on.the.back.of.the.
unit.
. •. Connect.the.36".yellow.hose.to.the.
YELLOW fitting.on.the.back.of.
the.unit.
.
.
CAUTION: R-134a automotive systems have 1 /
2
" Acme fittings (per
SAE specifications) to avoid cross-contamination with systems using
1 /
4
" flare fittings. Do not attempt to adapt your unit for the other
refrigerant — system failure will result!