eeep UNIVERSAL SERIES SERVICE MANUAL U age U 1 0 FR ESH AI R HEATER AND Zzvgg 2 f2i z E C i I ii DEFROSTER A AAA 5 F f t Fig U 4 ii 5 A A 3 Air circulation of the heater and defroster unit is A W ae c rnplished by the use of a 12 volt two speed fan motor yl M Outside air may be drawn through the vehicle gz 4 laa I A A fresh air intake shroud into the fan and blown out z K i t iiiii A g ac ross the heater core where it is heated by the it V V A i Tk g hot circulating coolant from the engine The heated ir g A T 4 air then enters the transition duct From the transi i i iii ii i g t t l t r tion duct the heated air passes into the heat distri i 4 Q butor where it 1S distributed to the defroster nozzle v 2 J V Jr i t and or floor diffuser The heater and defroster x controls are mounted in the control panel on the i i i A 3 lg instrument panel A three position switch mounted ig in the control panel operates the heater fan E 634 FIG U 3 FRONT BUl xIPlELR VV ElGH T Z Y K 2 I 4 K t r it if al if i n yr fg sti T 4 I x M if W yjyl 4 i t Nw R i i i i ii a U Ls U i iii Xe Y iTR RT K 5 i Mr Xg CEQB AT1 6 2 x 6 Qlte K i ie X L A 8 I 7 I Q J ll it A A l l A i l ill iii A 5 i it l er ss t e view r 1ouc neo BY Araraow A cr J list No l b I 1 m 9 ll S R l is i x ij i 1 2 1 l x I sz 7 r I6 Q i it lv 1 is L xx Ms T rw q 1 Es All iy RQ Y V l t r t A I A iii r 1 4 ll 2 U i A9 Q I1ii i l NSF gg t I 9 i1 7 12913 FIG U 4 FRESH AIR HEATEZHL AND DEFROSTER Cj 5 AND C fi 1 I Ieater Assembly 11 Dei r ster Hose 20 gyommgt ge g eO 2 m1 O lc I Iiot VVaIt r I Iose 21 Defroster Bushing A r zz t eater 1 a is i u or m r Sc1 I1 C U 14 Reduring lglusching 5 I I ate CgnEr l TCE H 6 A D3 l1takee t eae 0 ar ggiignverted glared Tube Nut 4 I eater Control Tube 7 HOsE Ciam 7 1 averted lared Tube Cniimiectnr Z5v Ieater Control Assembly 8 UBi ht HC Water Hl 17 eater Vacuum to Engine Tube 2671 use Holder Assembly 9 H 1at r Tube Emo S lg r Iggaten Control Tube 27 Bowden Nire Cont rol Panel to Heater 10 HcBtU HOSE Supp rt Bracket 1 ip 28 eBlower and Air Inlet Assembly 359