Test Run 25
9.
Test Run
9.1.
Before Test Run
Only perform test run after you have completed the following steps:
•
Electrical Safety Checks – Confirm that the unit's electrical system is
safe and operating properly.
•
Gas Leak Checks – Check all flare nut connections and confirm that
the system is not leaking.
•
Confirm that gas and liquid (high and low pressure) valves are fully
open.
9.2.
Test Run Instructions
You should perform the Test Run for at least 30 minutes.
1
Connect power to the unit.
2
Press the ON/OFF button on the remote controller to turn it on.
3
Press the MODE button to scroll through the following functions,
one at a time:
•
COOL – Select lowest possible temperature
•
HEAT – Select highest possible temperature
4
Let each function run for 30 minutes, and perform the following
checks.
List of Checks to
Perform
PASS/FAIL
No electrical leakage
Unit is properly
grounded
All electrical terminals
properly covered
Indoor and outdoor
units are solidly
installed
All pipe connection
points do not leak
Outdoor (2):
Indoor (2):
Water drains properly
from drain hose
All piping is properly
insulated
Unit performs COOL
function properly
Unit performs HEAT
function properly
Indoor unit louvers
rotate properly
Indoor unit responds to
remote controller
9.2.1.
Double-check pipe connections
During operation, the pressure of the refrigerant circuit will increase. This
may reveal leaks that were not present during your initial leak check.
Take time during the Test Run to double-check that all refrigerant pipe
connection points do not have leaks. Refer to Gas Leak Check section for
instructions.
5
After the Test Run is successfully complete, and you confirm that all
checks points in List of Checks to Perform have PASSED, do the
following:
a)
Using remote control, return unit to normal operating
temperature.
b)
Using insulation tape, wrap the indoor refrigerant pipe
connections that you left uncovered during the indoor unit
installation process.
9.2.2.
If ambient temperature is below 17°C (63°F)
You can't use the remote controller to turn on the COOL function when
the ambient temperature is below 17°C. In this instance, you can use the
MANUAL CONTROL button to test the COOL function:
1
Lift the front panel of the indoor unit, and raise it until it clicks in
place.
2
The MANUAL CONTROL button is located on the right-hand side of
the unit. Press it 2 times to select the COOL function. See Fig. 9.1
3
Perform Test Run as normal.
Figure
9-1
Manual control button
6 720 866 139 (2016/07)
Bosch Climate 5000
