Herrmidifier Herrtronic MD - Manual (Page 18)

Herrtronic ® MD Series
I n s t a l l a t i o n , O p e r a t i o n , & M a i n t e n a n c e M a n u a l
18 www.herrmidifier-hvac.com
4"
REC
OMMENDED
8"
REC
OMMENDED
POWER SUPPL
Y:
1. M
AT
CHES D
AT
A PLA
TE
2. IS PR
OPERL
Y GR
OUNDED
3. C
AN C
ARR
Y A
T LEAST 125%
OF R
ATE A
MP DR
AW
4. DISC
ONNEC
T SUPPLIED B
Y
O
THERS.
M
AKE SURE ALL HIGH
VOL
TA
GE
ELEC
TRIC
AL C
ONNEC
TIONS
ARE TIGHT
.
NO UNTR
APPED L
OW SPO
TS
IN STEA
M SUPPL
Y.
AIR FL
OW IS HORIZ
ONT
AL OR
VER
TIC
AL UPFL
OW
A SPECIAL PIPE IS REQUIRED FOR
VER
TIC
AL DOWNFL
OW
,
OR A
VER
TIC
AL DISTRIBUT
OR PIPE IN A HORIZ
ONT
AL
AIR FL
OW
. M
AKE SURE ALL HIGH
VOL
TA
GE
ELEC
TRIC
AL C
ONNEC
TIONS ON
STEA
M C
YLINDER(S) ARE
TIGHT
(15-20 in/lbs)
3/4" MIN. I.D
./1" M
AX O
.D
.
FLEXIBLE DR
AIN C
ONNEC
TION
DURING FILL C
YCLE CHECK
TO SEE IF AN
Y
W
ATER IS DR
AINING FR
OM UNIT
. A L
O
T OF
W
ATER FL
OWING OUT OF
THE UNIT
WOULD
INDIC
ATE EX
CESSIVE
W
ATER PRESSURE
.
REDUCE
THR
OUGH ME
TERING FILL SOLENOID
OR SUPPL
Y
VAL
VE
TO HUMIDIFIER. A SM
ALL
A
MOUNT OF
W
ATER IS NO
T UNC
OMMON.
6" MIN. LENGTH OF 1-1/4" MIN. I.D
. C
OPPER LINE
.
IF PVC IS USED
, L
OC
AL C
ODES M
AY REQUIRE A L
OWER
TEMPER
ATURE DR
AIN
W
ATER.
THIS IS NO
T UNC
OMMON
AND DR
AIN
TEMPERING SHOULD BE ENABLED
.
BALANCE OF DR
AIN LINE
TO BE 1" MIN. I.D
.
WITH A MINIMUM PIT
CH OF 1/8" PER 12" OF RUN
KNOCK
OUT FOR C
ONTR
OL
WIRING MUST BE
SEALED
TO PRE
VENT FLASH STEA
M FR
OM
ENTERING ELEC
TRIC
AL C
OMP
AR
TMENT
.
PRE-ST
AR
TUP CHECKLIST