8 857 FAN CASE ASSY BLOWER ASSY VALVE ASSY NUT GASKET Heater 55 57 Ser 3 w Air Flow 2nd Ser 3134895 1 assembly tapped hole in hub A 57 59 Ser 3 w Recirc 60 64 Ser 10 thru 30 3132916 1 4 0 assembly turbine type 58 67 Van exc 102 W B 3846045 1 9 70 assembly w defroster 59 67 Ser 20 30 Van w round body 5729050 1 1 1 O 60 66 Ser 10 thru 30 64 66 G 10 3144684 1 4 I0 assembly clock wise rotation 67 70 G 10 67 70 Ser 10 thru 30 Blazer exc C A C 3905776 1 4 O assembly 65 66 Ser 10 Sub G 10 2464964 1 2 70 auxiliary heater 70 Ser 10 20 Panel Sub G 10 20 3007341 1 1 1 30 aux htr 67 70 Ser 10 thru 30 exc D D FFC C A C 3016558 1 26 25 CASE ASSY blower 64 67 Ser 20 30 Van exc curved W S 5729159 1 24 30 BLO WER ASSY 5V4 dia 64 66 Ser 10 thru 30 3149419 1 60 VALVE ASSY w seal blower shutoff 53 63 All exc C A C 3130055 1 15 NUT retaining use fans w o set screws 57 59 Ser 3 w Recirc 64 70 All Blazer 3130804 1 1lO NUT retaining No 10 32 60 63 Ser 10 thru 30 w Air Flow 3143552 1 50 GASKET blower case 67 69 Ser 10 thru 30 exc D D 3894089 1 l0 GASKET blower 8 866 VALVE ASSY NIPPLE SLEEEVE TEEE CAP Heater 38 70 All w hose 3132607 1 2 1lO water shut off hose insert type 38 70 All w hose 3741428 1 2 35 water shut off hose insert type 64 70 G 10 20 67 70 Ser 10 20 Panel Sub 3857131 1 3 30 heater shut off deluxe 38 70 All w V hose short exc 8 cyl 3106066A R 65 NIPPLE hose coupling 38 70 All w hose 8 cyl long 3719486 1 4l5 NIPPLE hose coupling x 2 59 64 All w V hose 6 cyl 3777034 1 65 NIPPLE to thermostat hose shut off valve on inlet thermostat end V 14 x 2 59 64 All 8 cyl exc 3 2BC 64 Ser 10 thru 30 w hose 64 G 10 3838094 1 4l5 NIPPLE heater to water pump hose 38 70 All Blazer 3849848 1 65 NIPPLE hose coupling 2 0 L x V hex 64 65 G 10 3798300 1 60 SLEEVE shut off valve hose heater to water pump hose 9 225 65 66 Ser 10 20 Sub 65 68 G 10 20 67 68 Ser 10 20 Single Unit 70 All Blazer 2464966 1 2 30 TEE aux heater hose 64 67 Ser 10 64 67 Ser 20 30 exc D D Camper 68 70 Ser 10 thru 30 6 cyl FFC 68 70 G 10 20 70 Blazer 1191141 1 35 CAP water pump heater hose pipe 1 070 8 873 COMPASS UNIT Truck 70 All Blazer 993915 1 6 25 Y 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31 REV 6 71 8 11 8 857 8 873