Maintenance Schedule - Process Technology LUFRAN Instruction

Maintenance Procedures (Continued):

Maintenance Schedule:

Categories of Electrical Hazards
Type
1 Equipment is energized, but live circuits are covered or insulated to prevent accidental shock.
2 Equipment is energized and energized circuits of less than 24 VDC, 240 VA and 20 joules are
exposed to accidental contact.
Maintenance To Be Performed Every 6 Months:
Item to Inspect
Outlet plumbing liquid level
sensor(s), top-half plumbing
Outlet process sensor, column
TC sensor(s)
Leak detector
Purge gas flow switch
Humidistat purge exhaust,
humidistat switch
Pressure relief valve (PRV),
bottom-half plumbing
PRV sensor
Cabinet cooling fans
SSR heat sink cooling fans
Circuit breaker
Audible alarm
Indicator lights
Remote Interface
Safety Contactor
M-43-01
Revision - Date: 08 - 04/06/15
Description
Lockout / Tagout
Required (Y/N)
N
N
N
N
N
N
N
N
N
N
N
N
N
Y
- 68 -
Electrical
Hazard Procedure Number
Category (1-2)
1
1
1
2
2
1
1
1
1
2
1
1
1
2
Lufran Single Outlet Manual
M1
M2
M3
M4
M5
M6
M7
M8
M9
M10
M11
M12
M13
M14