7526A
Calibration Manual
10
Maintenance
This section explains typical maintenance and tasks necessary to keep the Product in
service.
Warnings
To prevent possible electrical shock, fire, or personal injury:
•
Have an approved technician repair the Product.
•
Disconnect the mains power cord before you remove the
Product covers.
•
Do not operate the Product with covers removed or the case
open. Hazardous voltage exposure is possible.
•
Use only specified replacement parts.
Clean the Product
Clean the Product and pressure modules with a soft cloth dampened with water, or mild
soap and water.
Replace a Line Fuse
The line power fuses and line voltage selector are found in the compartment above the
power switch on the right rear side of the Product. Table shows the correct replacement
fuse for each line voltage setting.
Table 2. Replacement Fuses
Fuse Description
Line Voltage Setting
0.25 A/250 V (SB)
120 V (Operating Range 90 V to 132 V)
0.125 A/250 V (SB)
240 V (Operating Range 198 V to 264 V)
To ensure safety, use exact replacement only.
To examine or replace a fuse:
1.
Disconnect the mains power.
2.
Use a flat-head screwdriver to pry up the tab at the base of the line fuse compartment.
Insert the blade into the center slot under the tab. The compartment cover will come
part way out. See Figure 1.
3.
Remove the compartment cover. The fuses come out with the compartment cover and
can be examined or replaced.
4.
To install the fuse holder, push the compartment cover back into the compartment
until the tab locks in position.
Summary of Contents for 7526A
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