Spring Air Systems Truflow-TC Installation and Operating May 2021
26
name plate. Press dial once to enter the voltage rating. Press Esc once and rotate dial
until
nCr
is displayed.
11d
With display showing
nCr
, press dial once and enter the motor amperage rating (FLA
rating) from the name plate. Press dial once to enter the amperage rating. Press Esc
once and rotate dial until
FrS
is displayed.
11e
With display showing
FrS
, press dial once and enter the motor frequency rating from
the name plate. Press dial once to enter the frequency rating. Press Esc once and rotate
dial until
nSP
is displayed.
11f
With display showing
nSP
, press dial once and enter the motor speed
RPM
rating
from the name plate. Press dial once to enter the speed rating. Press Esc 5 times until
display shows
rDy
or
nSt
.
11g
Power down the
VFD
for 1 minute to ensure settings are retained. Power
VFD
back
on.
11h
Repeat step 18 for all Spring Air System supplied
VFD
’s for exhaust and supply fans.
12
Check for wiring to surface fire suppression -
Normally Open contact to terminals B
and L on RPD panel.
13
Check for wiring connections for Remote Start Stop switch to terminals H and L on
RPD panel. (Optional)
14
Check J-Couples are installed at each hood exhaust duct collar
15
Connect J-Couple from each duct-to-duct collar in each Kitchen to the RPD panel with
J-couple wire provided. Confirm the
EOL
(End of Line) plug is installed on the last J-
couple.
16
Confirm the breakers for all exhaust and MUA units are off.
17
Turn on breaker to the Truflow-TC control panel
18
Turn on exhaust fan(s) disconnect switches
19
Turn on supply fan disconnect switch
IT IS VERY IMPORTANT TO TURN THE EXHAUST FAN DISCONENCT ON BEFORE THE
BREAKER. TURNING THE EXHAUST FAN DISCONNECT SWITCH ON OR OFF WHILE
THE EXHAUST FAN VFD IS POWERED MAY CAUSE DAMAGE TO THE VARIABLE SPEED
DRIVE
Item Description
Y / N
20
Turn on the exhaust fan Kitchen1 breaker for the variable frequency drive.
21
Turn on the exhaust fan Kitchen 2 breaker for the variable frequency drive. (If
applicable).
22
Turn on the supply fan breaker for the Kitchen 1supply unit and/or drive.
23
Turn on the supply fan breaker for the Kitchen 2supply unit and/or drive.(If applicable)
24
Touch SETTINGS button
25
Log into Settings/Options section.
a)
Touch
UNLOCKED
padlock.
b)
Touch
USERNAME
box.
c)
Confirm that keyboard is in LOWER CASE (CAPS button is not GREEN).
d)
Enter service username as provided by SAS Service Coordinator and press
ENTER
e)
Touch
PASSWORD
box
f)
Enter password as provided by SAS Service Coordinator and press
ENTER
.
g)
Touch unlocked padlock in middle of screen and then touch
CLOSE
.
New access buttons should appear.
26
Touch
SET TIME
button and enter current local time. Press
CONFIRM
to set and exit
box.
27
Return to
MAIN
screen. Touch KITCHENS button to toggle between Kitchen 1 and 2.
Make sure “
Kitchen 1
” is displaying above the status bar. Touch the
FAN STATUS
button
28
Confirm
CFM
and
HP
values are the same as the design CFM’s and HP from the project
drawing.
29
Enter the Motor FLA value as displayed on the motor nameplates for both exhaust and
supply units on the
FAN SITE DATA
CHART
above.
30
Repeat steps 25 to 27 for Kitchen 2.
