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Fault repair | SRT LAN radar sensor S-band down-mast Service Manual
LNFE and RF Detector replacement
1. On the electric switchboard, switch OFF the radar main breaker and place a card reading
WORK IN PROGRESS - DO NOT SWITCH ON
2. On the R5000 PSU, switch the power switch to the OFF position and place a card reading
WORK IN PROGRESS - DO NOT SWITCH ON
3. Remove the eight screws securing the cover
4. Remove the cover
5. Remove the LNFE and RF Detector cabling connectors, taking note of their position
6. Remove the two screws securing the LNFE and RF Detector bracket to the frame (A)
7. Remove the four screws securing the Limiter to the LNFE and RF Detector (B)
8. Remove the LNFE and the RF Detector
9. Remove the two screws (C) securing the LNFE and RF Detector bracket (D)
A
B
D
C
10. In order to install the new LNFE and RF Detector, perform the removal steps in reverse order
11. On the R5000 PSU, switch the power switch to the ON position and remove the card reading
WORK IN PROGRESS - DO NOT SWITCH ON
12. On the electric switchboard, set the radar main breaker to ON and remove the card reading
WORK IN PROGRESS - DO NOT SWITCH ON
Limiter replacement
1. On the electric switchboard, switch OFF the radar main breaker and place a card reading
WORK IN PROGRESS - DO NOT SWITCH ON
2. On the R5000 PSU, switch the power switch to the OFF position and place a card reading
WORK IN PROGRESS - DO NOT SWITCH ON
3. Remove the eight screws securing the cover
4. Remove the cover
5. Remove the LNFE and RF Detector. See “LNFE and RF Detector replacement” on page 29
¼ Note: Do not remove the LNFE and RF Detector bracket.
6. Remove the four screws securing the Limiter to the Circulator (A)
A
A
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