GeneralAire 1099LHS Installation Guide

INSTALLER: PLEASE FiLL OUT AND MAiL GUARANTEE CARD AFTER INSTALLATION

IS COMPLETE. LEAVE INSTALLATION INSTRUCTIONS WITH HOME OWNER

PRECAUTION: The instalier should be an experien_d se_i_ technician, Dis_nsect electrical power before
beginning installation Do net instat!where temperatures fail below 32 d_rees F or where plenum temperatures

ex_d 200 degrees E When widng into a mu_i-speed blower circuit see Step 7D
iNSTALLATiON: The humidifier may be mounted with

the T' outlet to the right or !eft by inverting the cabinet and
reversing the posiSons ofthe distributor trough and drain R_J.._

pan, The humidifier may be mounted on the wa_ or
return air p!enum with equal effiei_cy_

See Typi_l Installations,
ADDITIONAL MATERIALS THAT MAY BE NECESSARY:

_ 114" diameter plastic supp!y tubing or t/4_' copper

Supp_t _abing _r hot water appii_tions

2_7" diameter gaivanized E_y-pass pipe

3. electd_t wire and wire nuts
4_current sensing relay (G.F_ Modes #CA50 suggested)

1099LHS

FLOW,THROUGH

BYPASS HUMIDIFIER

FOR INSTALLATION ON A VERTICAL

PLENUM SURFACE OF ANY

FORCED AIR FURNACE

LOWBOY

Select tocation on vertica_ surface of warm or return air pIenum for
mounting humidifier, Tape mounting temptate in place making sure the

template is ]eve[ Do not tnstaii humidifier or 7" bypass pipe where the

blanbed off ends of a cooling coi_ will restri_ air flow to the humidifier.
Extend horisentat _nterline from template to the sdja_nt plenum, Scribe

7" circle I0" to _5" from side of humidifier_ on cabinet cantedine, using
_nnecting col_ar as guide.

f/j
=

Connect by-pass Pipe to _i!ar and humid_er cabinet.Using holes at

top and bottom of side panei discharge, pierce 2 self tapping screws
through by-pass pipe.

Cut out center section of template _nd 7" ho_e. Humidifier is self
retaining. S|_de top side in first, then s|ide chassis down_ Levei
chassis and instaii two canter screws. !f by-pass pipe instaiis to

opposite side of _assis, bend dip on side discharge, remove s_de
discharge_ and reinstai/ discharge to opposite side of chassis

Instaii remaining six screws.

COPPER

TUBING

PLASTIC
TUBING

Mount the self tapping saddle vatve on either a cotd or a hot water
pipe A side or top mount is best to avoid dogging from pipe

sediment Conne_ 1t4" OD_ tubing to the saddle vatve Copper
tubing requites a brass compression nut and brass s!eeve_ P_astic

tubing requires a brass _nse_ inside the tubing, a plastic sleeve On
the outside with a brass compression nut
NOTE: DO NOT USE PLASTIC TUBING ON HOT WATER OR IN

CONTACT WITH ANY HOT PLENUM SURFACE OR DUCT.

INSTALLATION OF THIS SADDLE VALVE MUST MEET OR
EY.CEED LOCAL CODES AND ORDINANCES°

SADDLE VALVE iNSTALLATiON INSTRUCTIONS
Copper Pipe

1. Retract piercing pin into valve body by turning handle
_unterclockwise.

2, Screw valve body into upper bracket and tighten
3, Piece rubber gasket over piercing pin_

4. Assemble saddle ve!ve over cep_r pipe using enclosed screws,
nu_ and lower brackeL

5, Tighten screws evenly end firm!y_ Brackets should be pamiiei,,
6, Compiete _mpression connection to saddie va!ve outiet.

7. Turn handie clockwise to pierce tubing and cLo_ saddle valve.

8. Turn handle counterclockwise to open saddJe valve, leave open for

severe_ seconds to flush dirt from pi_ and tub}ngo

Steel Brass or Hard P!astic Pipe

1_ Shut off water supply and dre!n pipe.

2. Turn handie clockwise to expose piercing pin and dose saddle

valve_

3 Piece rubber gasket over piercing pin_
4_ Ddll _/8" hoJe in pipe using a hand crank ddii to avoid shock ha_rd_

5. Assemble saddle vaive over stee_, brass or hard plastic pipe using

enclosed screws, nuts and _ower bracket.

6. Tighten screws evenly and firmly. Brackets sheutd be paraS{eL

7, Complete compression _nnecflon to saddle vaive outlet_
8, Turn hand!e _unterdockwi_ to open saddle valve_ leave open for

severalsec_ondstoflushdirtfrom pipeand tubing,

Threaded Pipe F_ings

1. Turn handie clockwise to expose piercing pin and dose saddle

vaIve_

2, Seal valve body threads using pipe _ or sealant.
3, Instel_valve into t/8" NPT _ing,

4. Complete compression connection to saddie valve outlet.

5. Tam handle counterclockwise to open saddle valve, leave open for
several seconds to flush dirt from pipe and tubing

Conne_ _/4" water euppfytu_ tobraes flIter at inletof solenoid,

DO NOT USE PLASTIC TUBING _NCONTACT WITH ANY

HOT PLENUM SURFACE OR DUCT. IF USING PLASTIC
TUBING, USE TUBE INSERT Pt89 AND PLASTIC
COMPRESSION SLEEVE P190 (AVAILABLE AS PART OF
,ASSEMBLY 747-38 TUBING KIT),

PRECAUTIONS

The installer should be a qualified Technidan. Disconne_ electrical power

before beginning installatJono Do not instait the humidistat on the warm ,air

duct. The foam gasket is used for mounting on a return duct only. Conduct
a thorough checkout befo_ leaving the installation.

WALL MOUNTING INSTRUCTIONS

1_Chose a tocation fo_ the M3 about five feet above the _oor on an inside

wa_lwith average room tem_rature and humidi_ _nd_ions.
2_ Ddil a smail hole in the walt and run iow voltage widng to the |ocation

chosen_ Pul! about 6" of wire through the hole. Plug the opening to prevent
drat_s from affecting the humidistat operation_

3 Remove the housing from the base by p_ing with a smatl screwdriver at

the notch in the side of the housing,
4 Mount the ba_ horizontally over the wires using teveL Attach directiy to

the watt, using four screws provided.
5oConnect wires to screw te_inais on the control assemb|y as shown,

Replace housing.

950-1CHASSIS

900-9NOZZLE
900-t0SPOUT

GA4235DiSTRiBUTiON

TUBE

900-40PAD_JL
GA23EVAPORATORPAD

DISTRIBUTORTROUGH

P189BRASSTUBEiNSERT--

DAMPERKNOB

)ISC

950-2SiDEPANEL
DISCHARGE

950-13 COVER

DRAIN PAN

GA4299 ORIFICE

P'I02 COMPRESSION SLEEVE

k"'_ P10! COMPRESSION NUT

747°38 TUB{NG KIT

(A_/AI_BLE)

FILL OUT AND MAIL THIS

WARRANTY CARD AND

LITERATURE REQUEST FORM

Connectdrain hose to lt2" spout on humidifier cabinet using hose clamp if

necessary, Run 112" hose to suitable drain such as floor drain, sewer or _aundry
sink, Be sure hose has continuous slope and is not kinked at any point.

Turn on water supply and check operation of humidifier: Set humidistat

demand setting With the furnace off_ the so{enoid vatve should be

dosed. Start the fumace_ the sotenoid valve shoutd open when the
bIower or burner circuit is energized, Check flaw of water through

distributor t_ugh and evaporator pad, The standard GA4299 (ORANGE)
orifice will supp|y approximateiy 435 GPH of water a_ a Jine water
pressure of 60 psL For low water pressures (20`40 psi) a larger (BLUE)

orifice GA4232 is available to provide the same flow. Leave humidistat
set at the recommendedi setting,

FORM NO, ! 099_56 REV_ D

AIR CLEANERS AND AIR PURIFIERS

D

DIGITAL HUMIDITY GAGE

AIR FILTER GAGE

FUEL OIL FILTERS AND

Utho in US.Ao