UHA L
OW
P
ROFILE
U
NIT
H
EATER
I
NSTALLATION
O
PERATION
AND
S
ERVICE
M
ANUAL
32
Heat exchanger could be damaged. Warranty will
not cover damage to the heat exchanger if
operated improperly. Only use the disconnect
switch for turning off heater for service or during
off-season.
10.2.5 External Controls
External controls may include time switch, interlock
switch, room thermostat and frost thermostat.
Operate each control to ensure that they function
correctly. Set the switches (if fitted) and
thermostat(s) to the users’ requirements.
10.3 Complete Start-Up
Ensure that all covers are fitted correctly and all test
points are properly sealed.
10.3.1 Instruction to the User
Explain the controls of the heater to the user
including how to turn it on and off, using the controls
fitted on site.
Give this manual to the user.
Ensure that the user is shown and understands the
importance of maintaining clearances to
combustibles
on Page 7, Figure 4
and the user
instructions
on Page 6, Section 3
and Page 33,
Section 11
and all warnings defined in this manual.