46
2.
After assuring that the power has been turned off and locked out, the pressure has
been bled from the tank, the water has been drained, and the unit has cooled,
carefully disconnect the small line connecting the pressure gauge with the tank.
This line should only be disconnected at the gauge.
3.
Remove the gauge from its mounting.
4.
Mount the new gauge.
5.
Reconnect the small line to the gauge. Follow recommendations contained in the
manufacturer's documentation, local codes, or accepted contractor practices as to
the use and / or type of joint compound or sealer at the connections.
6.
Follow the startup procedures (page 17) to put the unit back on-line. Carefully
check all connections for any sign of leakage.
Temperature Gauge - Replacement
If the temperature gauge for the unit is not functioning correctly and must be replaced,
follow the procedures outlined below.
1.
Follow Steps 1 through 5 of the shutdown procedure (page 19) to take the unit
off-line before attempting to replace the pressure gauge.
t
The combination of electricity and water can pose a
very dangerous situation
.
Assure that all power has been
shut off / disconnected and locked out
in an
approved manner, before attempting any installation or maintenance procedures.
2.
After assuring that the power has been turned off and locked out, the pressure has
been bled from the tank, the water has been drained, and the unit has cooled,
carefully disconnect the small line connecting the temperature gauge with the tank.
This line should only be disconnected at the gauge.
3.
Remove the gauge from its mounting.
4.
Mount the new gauge.
5.
Reconnect the small line to the gauge. Follow recommendations contained in the
manufacturer's documentation, local codes, or accepted contractor practices as to
the use and / or type of joint compound or sealer at the connections.
6.
Follow the startup procedures (page 17) to put the unit back on-line. Carefully
check all connections for any sign of leakage.
Summary of Contents for EHB
Page 41: ...38 ...
Page 62: ...59 9 If no leaks are found follow the startup procedures page 17 to put the unit back on line ...
Page 64: ...61 Appendix A cont d ...
Page 65: ...62 Appendix A cont d ...
Page 68: ...65 ...