■ Recommended maintenance intervals after start-up
DescriptionAction
Quality of supply voltageP
Spare partsI
Capacitor reforming for spare modules and spare capacitors, see Capacit-
ors (page 227)
P
Tightness of terminalsI
Dustiness, corrosion or temperatureI
Heatsink cleaning, see Cleaning the heatsink (page 216)
I
Years from start-upComponent
21181512963
Cooling
Fans, IP21 (UL Type 1) frames R1 to R9
RRRMain cooling fan
R1…R4: page 218, R5: page 220
RRMain cooling fan LONGLIFE
R6…R8: page 220, R9; page221
RRRAuxiliary cooling fan for circuit boards
R4 v2 drive type 089A-4: page 225
RR
Auxiliary cooling fan (LONGLIFE) for circuit boards, R5: page 225 ,
R6…R9: page 222
Fans, IP55 (UL Type 12) frames R1 to R9
RRRMain cooling fan
R1…R4: page 218, R5: page 220
RRMain cooling fan LONGLIFE
R6…R8: page 220, R9; page 221
RRRRRRRAuxiliary cooling fan for circuit boards
R1…R2: page 223
RRRAuxiliary cooling fan for circuit boards
R4 v2: page 225
RRAuxiliary cooling fan (LONGLIFE) for circuit boards
R3: page 224, R4…R5: page 225 , R6…R9: page 222
RR
Second auxiliary cooling fan (LONGLIFE) R8 and R9: page 226
Aging
RR
Control panel battery: page 227
Functional safety
I
See the maintenance inform-
ation of the safety function.
Safety function test
20 years
Safety component expiry (Mission time, T
M
)
214 Maintenance