NEC P474W - Page 120

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7. Maintenance
2. Remove the lamp housing.
(1)Loosenthetwoscrewssecuringthelamphousinguntilthephillipsscrewdrivergoesintoafreewheelingcondi-
tion.
 •Thetwoscrewsarenotremovable.
 •Thereisaninterlockonthiscasetopreventtheriskofelectricalshock.Donotattempttocircumventthis
interlock.
(2)Removethelamphousingbyholdingit.
CAUTION:
Makesurethatthelamphousingiscoolenoughbeforeremovingit.
To replace the lamp:
1. Remove the lamp cover.
(1)Loosenthelampcoverscrew
 •Thelampcoverscrewisnotremovable.
(2)Pushandslidethelampcoveroff.
Interlock