SIGHT GLASS - continued - TM-9-4120-423-14-P0364

TM9-4120-423-14&P

REMOVAL

Sight Glass.

SCREW (2)

LOCK

NUT (2)

SIGHT

GLASS

BRACKET

Discharge the Refrigerant R-22 system per WP0070.

While purging the system with nitrogen, debraze the tubing. (See WP0071 and WP0072).

Using a screwdriver and wrench, remove two screws and lock nuts and sight glass bracket.

Remove the sight glass.

INSTALLATION

Position sight glass in unit.

Using screwdriver and wrench, secure sight glass with bracket and two screws and locknuts. Be

sure that sight glass is centered on opening in housing.

While purging the system with nitrogen, braze the tubing joints. See WP0071and WP0072.

Replace the dehydrator. (See WP0080).

0079 00-2