Installation
WFM90D and WFM91D ServiceManual 2-5
NOTE. Toprevent a loss of battery power, be sure that the battery connector tab
snaps on to the jumper housing.
Press
Graspwire
Figure2 -4: Removing the NiMH battery pack
Youcan use six alkaline batteries to power the WFM90Da nd WFM91D, however,
the battery lifemay be limited.
NOTE. Always replaceall of the alkaline batteries at the same time.
The polarity of the alkalinebatteries must be correct for the instrument to
operate.
The battery compartmentis located under the back panel of the monitor. To open
the compartment, turn the screwhead at the top of the panel 1/4 turn. R eplaceall
of the batteries, following the polarityindications on the bottom of the battery
compartment, whichare also shown in Figure 2--5.
Replacing the Alkaline
Batteries