Lake Shore Model 1015 User’s Manual
Maintenance
4-1
CHAPTER 4
MAINTENANCE
4.1
FUSE REPLACEMENT
WARNING: To prevent shock hazard, turn off instrument
and disconnect it from AC line power and all
test equipment before replacing fuse.
1. Turn POWER switch Off and disconnect power cord from unit.
The fuse compartment is to the right of the power connector.
2. Pry open the fuse compartment door with a small screwdriver.
3. Remove upper fuse holder by sliding it out of its position with the
screwdriver.
CAUTION:
Replace fuse with the same type and rating as
specified by the line voltage selected.
4. Replace with a 5.0 A fuse for 110 V (115 VAC) operation or a
2.5 A fuse for 220 V (230 VAC) operation. Use slow blow fuses.
5. Replace fuse holder and compartment cover and connect the
power cord.
4.2
Line Voltage Configuration
The rear-panel, 3-pronged line power connector permits Model 1015
operation at either 115 or 230 VAC. The configuration is indicated on
rear panel in the Line Voltage Selection Block. Use the procedure
below to change line voltage.
WARNING: To prevent shock hazard, turn off instrument
and disconnect it from AC line power and all
test equipment before changing line voltage
configuration.
1. Turn power switch OFF and disconnect the power cord from the
unit. The line voltage slection switch is to the right of the power
connector
2. Slide the switch to the 115 or 230 VAC position with a small
screwdriver.
4.3
CALIBRATION AND TROUBLESHOOTING
Return the Model 1015 to Lake Shore or a factory representative for
calibration or repair. See Paragraph 2.2.
