eep UNIVERSAL SERIES SERYICE MANUAL E FUEL SYSTZEZIVI Contents SUB jizcr PARA SUBJECT PAR GENERAL E 1 Dash Pot Adjustment A gl 44 A A QEZ 1C A Ad t t Z 40 FUEL EvAP RA vE EMISSMN o5 E3 AEZE i I i f tA Alla f AS L oo CONTROL SYSTEM I E2 Float System n Z n LL A 12 26 Canister T I Fuel Bowl Body Aaooommy A E 38 Demand Valve T I Fuel Bowl Body Disassembly oo A A A AE s4 Fuel Tank E 5 Idle System 4 E 27 Inspection Test E 8 Al Iain lMetering System 4 A E 28 S a1Sd Gas Cap E 7 Power SystemA E 29 Scrvlclrlg System i yl E 2 Throttle Body Assembly A E 37 VapO1 S pHI 3tOT OY EX D3 USlO an fh O1 1 c Body Rernoval and DiS3SS mbly E 35 CARBURETOR HURRICANE FUEL PUMP HURRICANE F4 ENGINE l E 10 F4 ENGINE l E 45 54 60 Accelerating Pump System E 19 Cleaning and Inspection 4 E 57 63 Accelerating Pump Maintenance E 20 Disassembly 4 E 46 56 62 Carburetor Reassembly l E 22 lns1 allation A l E 59 65 Carburetor Disassembly A E 21 Reassembly A E 47 58 64 Choke System A A A A l A A E 17 Removal A A A AA l A E SEL 61 Dash Pot Adjustment l A A A E 44 Testing A A E 49 50 Sl 52 53 66 Fast Idle Adjustment A A A A A A E 18 Vacuum Pump A A l AE 48 Float Adjustment A A AA A A E 12 3 l Float System A AA A A AAAA AAA A AAAAAAAAA E 11 P EL UMP ra DAL NTLESS High Slpeed System vAY v E l5 l 6 lElNGINE A A A AAA AAA IE 67 Idle Adjustment V r A L v v l E 14 I2 l I 1OV3l AA A A A A A A AA A AA I 68 LOW SPeed System E13 AIR CLEANER M CARBURETOR A A E 69 Metering Rod Adjustment AAAAA A E 16 i ACCELERATOR LINKAGE AA AA lAAAA E 70 CARBURETOR DAUNTLESS FUEL TANK AND LINES A A AAAAAA A E 71 V 6 ENGINE AAAAAAA A AAAAAAAAAA AA AlA E 25 Float Unit AAAAAAA AAA AAAAAA AAAAAAAAAA E 76 Accelerator Pump Adjustment AAAAAAAA A A A E 41 Fuel Lines AAAAAAAAAAAAAAAA AAAA AAA A E 7 7 Accelerator Pump System AAAA A AAAAAAAAAAA E 30 Fuel Tank AAAAAAAAAAAAAAAAAAAAAAAA AAAA E 72 Air Horn Body Assembly AAAA A AAAAAAAAAA E 39 Fuel Tank Cap AA AA AAA AAAAA AAAAA A E 75 Air Horn Body Removal and Disa ssembly E 33 Fuel Tank Installation AAA AAAA AAAAAAA E 74 Carburetor Cleaning ancl Inspection AA A A E 36 Fuel Tank Removal A A AAAAAAAA AAA A A E 73 Carburetor Removal AAAA A AAA AAAAAAAAAA E 32 T 4 Choke System Inrnj i ljlrj 4 V A l l vlln E 31 SLRVILE DIA NOSA S A AAAA AAAAAAAA AA E 78 Curb Idle Speed and I zIixture Adjustment E 42 Sl ECIFICATION S A A AA A A AAAAAA AA E 79 E 1 GEN ERAL gum in the units ofthe fuel system Gum formation The fuel system Oy the Jeep Universal vehiele is similar to hard varnish and may cause the fuel whether equipped with a Hurricane F4 or Daunt Plump Valves OT UTC CSTOUYCTOT BOM Valve TO bC less V 6 Engine consists of the fuel tank fuel lines COTUC Muck OT libc HHTCT SCTCCO b1OCkCO A CCt C fuel pump carburetor and air cleaner Fig E 1 E 2 Ol COTT mCTC a1 uc System Cleaner will TTSSOTVC Vehicles equipped with u Fuel Evuperetive Emis gum formation In extreme cases it will be necessary Sion Ceritrel System also irlelude a rierrverlt to dissaassemble and clean the fuel system In most pressure and Veeuum serisrlive gas Cap 3 liquid cases however a good commercial fuel system sol expansion and vapor separator tank a carbon filled l t f 1Fd m a d n with thc manufactumr S vaper storage Canister and el Vapor purge line l I Sktl 1Ct7lOIlS or one pmt 0 6 ltr of acetone placed Service information pertaining to the Fuel Evap ml th ucl tank Wltli b0 t l 811011 4 5 ltr orative Emission Control System is outlined in Ol gas lm wm d1SS Yi agy cpidslts as It passes Par E 2 through E 9 Refer to Figs E 3 and E 4 i gl tha system Wit t c Sago mc The most important attention necessary to the fuel system is to keep it clean and free from water It should be periodically inspected Ear leaks E 2 FUEL VAPORAT1l VE EMISSION T iT CON ROL SYS EM CAUTION W henever 1 vehicle is to be stored for U A it d O l it an extended period the fuel system should be com Sscmp mn SH pe ra lon pletely drained the engine started and allowed to Refer to FTgS EO and run until the carburetor is emptied This will avoid The Fuel Evaporatzive Emission Control System oxidization of the fuel resulting in the formation of is designed to reduce fuel vapor emission that 109