Flare System Loop Checks


Device Function Date of Inspection Frequency Requirement Documentation
ZAX-301 Position Indication 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
ZSO-301 Limit Switch on Vapor Valve 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
ZSC-301 Limit Switch on Vapor Valve 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
PDAL-301 DP Alarm Low 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
PDSL-301 DP Switch 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
PDSH-301 DP Switch 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TSH-301 Temp Switch High 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TAH-301 DA 301- High Temp Alarm 07/20/20 Annually  33 CFR 156.170 (g)(1) PDF
PSH-301 Pressure Switch before Stage 1&2 Valves 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
PSL-301 Pressure Switch before Stage 1&2 Valves 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
XSV-301 Solenoid for Vapor Valve 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
ZAX-302 Position Indication 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
XSV-302 Solenoid for Stage 1 Valve 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
ZSO-302 Valve Position Switch 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
ZSC-302 Valve Position Switch 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
ZAX-303 Valve Position Fail Indication 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
XSV-303 Solenoid for Stage 2 Valve 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
ZSO-303 Position Switch 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
ZSC-303 Position Switch 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TSH-302 Temp Switch Stage 1 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TAH-302 High Temp Alarm Stage 1 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TSH-303 Temp Switch High Stage 2 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TAH-303 High Temp Alarm Stage 2 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
HCV-401 Manual Louvers Stage 1 Blower 07/20/20 Annually  33 CFR 156.170 (g)(1) PDF
HCV-402 Manual Louvers Stage 2 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TAH-401 Stack High Temp Alarm Top 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TSH-401 Stack High Temp Switch Top 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
PAL-401 Pilot Gas Low Pressure Alarm 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
PAH-401 Pilot Gas Pressure Alarm High 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
XSV-401 Pilot Gas Block Valve 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
BAL-401 Flame Detection Relay Alarm 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
BSL-401 Flame Detection Relay 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
BAL-402 Flame Detection Relay Alarm 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
BSL-402 Flame Detection Relay Alarm 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TIC-402A Temp Controller 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
TIC-402B Temp Controller 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
XSV-402 Solenoid Valve 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
PAL-502 Instrument Air Low Pressure Alarm 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
PSL-502 Instrument Air Low Pressure Switch 07/20/20 Annually 33 CFR 156.170 (g)(1) PDF
Copyright © BSI Corp - Website Development AlpineWeb Design