eleCTRICal PoweR wIRInG & SHUT-off SwITCH
All wiring must be installed in accordance with all governing electrical codes and with the wiring diagram provided inside the front panel .
Power wiring must be rated for 105°C (220°F) .
Do not loop power wiring .
Do not use aluminum wire .
A safety grounding system that meets all governing electrical codes is required . The ground connection must be made with solid metal to metal
connections . Ground wire must be the same size as the power wiring .
Humidifier draws 11 .5 amps ±10% . Use 12 .7 amps when sizing circuit .
The Steam Humidifier is shipped from the factory wired for 240 VAC operation, but it can operate on 120, 208 or 240 VAC .
If using 120V or 208V, move the black/white jumper wire attached to l1 tab on the power terminal block to the proper tab on the
transformer terminal block.
CaUTIon
Only qualified electrical personnel should perform field wiring procedures. Improper wiring or contact with energized circuits
can cause property damage or severe personal injury.
wIRInG InSTRUCTIonS
Install disconnect switch (not provided) between line power source and humidifier .
Knock-outs for power wiring and low voltage control circuit wiring are located on the top of the humidifier .
Connect power and ground wiring as shown in appropriate wiring diagram .
• 240 VAC –
figure 8
• 208 VAC –
figure 9
• 120 VAC –
figure 10
Do not run high voltage power lines over internal circuit boards .
InSTallaTIon InSTRUCTIonS
(ConTInUeD)
DRaIn lIne
Attach the 7/8” I .D . drain tubing provided to the drain assembly at the bottom of the humidifier . Secure with the hose clamp provided . Do not
over tighten .
Make sure the drain line has a constant downward slope from the humidifier to the drain and is not kinked or blocked .
If floor drain is not available, use condensate pump (Part #S1-5295) to route water to a suitable drain .
note:
The humidifier uses cold water to temper drain water to less than 140°F . However, if a drain cycle is initiated when the canister is in full
boil, the temperature of the drain water could spike for a few seconds up to 170°F .
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