STC SA2-320

^Department of transportation - JJfpfceral ^niaturn j&omimetration Certificate *SWi/W0 SA2-320 Signature Flight Support Corporation, a Delaware Corporation 7511 Lemmon Avenue, Hangar C Dallas, TX 75209 72 3 Lockheed 18 t £a?it6iz&0ft6 Civil Air Installation of a Surface Combustion Corporation Janitrol Heater Model S100, 100,000 BTU output per Eft.S Drawing Ho. 342544, Sheets 1 through 15, dated May 15, 1957, and Sheets 16 and 17, dated August 15, 1957, and photographs 1 through 7, or later FAA approved revision.

(See continuation sheet 3 of 3) .-September 13, 1957 October 10, 1957 ; 12/21/98; 8/31/00 June 02, 1982 Rev. 3 ti*' j- il.' (Signature) Frances Cox Manager, Special Certification Office, Southwest Region (Title) Any alteration of tfcij «rtlfiMt« by 4 fine of not ln? £1,000, or Jopriaaiutent not *JK;eec*Jng J ye* FAA Form 6110-2(10-68) Pags 1 of 3 ThJs csrElflc»te My ba tr*ni/srre<i In accordance uitd FAR il.47.

JIHmleb gitate* 0@f Department ai 'tEranepartathm - Jife&cral j&friatum (Aimrimslralin« upplemetttal ^l^pt Qlertiftcais ((Emttittuattott SA2-320 Date of Issuance: October 10, 1957 Date Amended: June 02, 1982 Reissuance Date: August 31, 2000 (Continued):

1. FAA Approved Airplane Flight Manual Supplement dated 1/4/63 may be used on aircraft with flight manuals in lieu of the placard in note two (2) below.

2. The placard for heater operation shown on page 2 of this STC must be displayed adjacent to the heater controls.

TO START:

1. Open Ventilation air valve under co-pilot seat.

2. Select heat (on air and heat switch).

3. Select auto, (on auto. & manual switch).

4. Turn heater master switch on (for ground operation right fuel booster pump must be on).

5. Emergency defrost turn switch from auto, to manual.

6. If overheat light comes on, heater auto, turned off by blowing lockout fuse.

7. If fire warning light comes on, heater is turned off auto, by blowing lockout fuse fire ext. auto discharged.

8. Discharge fire ext. manually with fire ext. Switch on heater switch panel.

TO STOP:

Turn switch from heat to air for 1 minute before turning heater master off.

3. Compatibility of this modification with other previously approved modifications must be determined by the installer.

-END- Any alteration of tJiij c*rtJ/le-*t* is punlsh&bl* by a fine of not exceeding $1,QQQ, or Imprisonment not exceeding 3 yeari, or both, FAA Forn 8110-2-1 (ID-69) Page 3 of 3 " " This certificate may fie transferred In accordance with PAH 21,47-

INSTRUCTIONS: The transfer en dorse m<'MI below may be used to nolity the appropnalf FAA Regional Office of the transfer of this Supplemental T\pr Cernfliaif.

Thr KAA i^ill reissue- thf orrlifiratr in the name- of the transferee and forward il to him.

TRANSFER ENDORSEMENT Transfer the ownership ol Supplemental Type Certificate Number to (Name of transferee)_ (Address of transferee). {Numbtr and street) (City. Slate, anil Z.1P cade) from (Name of grantor) (Print or type) .

(Address of grantor) (Numbo and sfieti} ( City, SlaU, unit ZIP lode) Extent of Aulhority (if licensing agreement):

Signature of grantor (In ink):

C FAA AC 69-SS36