wall indicator post UL ULC FM
Installation instructions:
1.Unload the upper cover of control lead
2.Measure control lead depth,remove the excess part of connector lead and driving rod
3.Fit the control rod with full closed valve,turn the position plate to shut position
4.load upper cover
描述
QSCZG wall type indicator post UL ULC listed FM approved
Installation instructions:
1.Unload the upper cover of control lead
2.Measure control lead depth,remove the excess part of connector lead and driving rod
3.Fit the control rod with full closed valve,turn the position plate to shut position
4.load upper cover
