MISS JULIE I HAVE JUST DOWNLOADED ALL THE DIAGRAMS FROM "MITCHELL 1" CONCERNING THE 1988 WRANGLER
I'M MORE OF A CJ KINDA GUY (KNOW THEM VERY WELL)----I HAVE MESSED WITH A FEW WRANGLERS MOSTLY UNDER THE HOOD AND SOME OF THE DRIVE-TRAIN
I JUST LOOKED AT THE HEATER DIAGRAM ---- IT LOOKS EXACTLY LIKE A 1979-1986 CJ
SO I'M WITH YOU!!!........I THINK
I HAVE NEW FRIEND WITH AN '88, WE'VE BEEN MESSING WITH HIS ENGINE, I HAVE NOTICED HIS CONTROLS ARE DIFFERENT, BUT I HAVEN'T LOOKED OVER THE HEATER AT ALL (SO WHAT I'M SAYING IS, I POSSIBLY CAN GET INFO FROM HIS)
ON A CJ, WE HAVE 4 K.NOBS THAT PULL CABLES AND A FAN SWITCH (SEE 1ST PIC)
MY FRIENDS '88, HAS "SLIDES" THAT OPERATE THE CABLES
IF THIS IS THE SAME HEATER BOX---I RECKON THE CABLES GO TO THE SAME PLACES--THEY JUST GET PULLED BY DIFFERENT CONTROLS.......BUT STILL PERFORM THE SAME DUTIES
PIC 1)----IF "MY" AND OTHER "CJ OWNERS" CONTROLS HAVE BEEN WORKING "ALL OF THE FEATURES" (CORRECTLY)------THE MOVEMENTS WON'T BE ALL "HARD" AND "STICKING", AS WITH THE CJ OWNER WHO DOES NOT UNDERSTAND THE OPERATION OF "K.NOB #2" (THE "AIR" K.NOB)
PIC 2).....IT IS A BIT DECEIVING-----THIS CONTROL WILL COME OUT SO FAR (WITH EASE) AND STOP AT ABOUT 2-3/4 INCHES (PIC 3)-----THIS IS ACTUALLY 1/2 WAY---THE "HEAT SETTING" (AS DISPLAYED ON THE LABEL)..................THIS SETTING IS USED WITH THE "TEMP"--"DEFROST" AND "FAN"...........THIS KEEPS YOU WARM!!!
(SINCE THE K.NOB SORTA STOPS THERE, MANY THINK IT'S FULLY OUT TO THE "AIR POSITION"----SO THEY PUSH IT IN 1/2 WAY BACK TO WHAT THEY THINK IS "HEAT"........THEY ARE ACTUALLY AT A 1/4 OF THE WAY OUT AND CHEATING THEMSELVES FROM MUCH NEEDED HEAT!)
THE "AIR KNOB" STOPS AT 1/2 OUT...........IF YOU PULL IT HARD!.......IT WILL PULL ON OUT TO THE "VENT POSITION"-----NOW IT'S FULLY OUT!....AT 3-5/8 INCHES (PIC 4)
AT THE SAME TIME, 2 VENTS OPEN ON A CJ-----ONE NEAR THE COWL VENT (BEHIND HOOD--BUT UNDER THE COWL)...THIS ONE CHANNELS AIR BETWEEN THE DRIVER'S LEGS (DUCT)...PIC 5
THE OTHER VENT THAT OPENS IS IN FRONT OF THE PASSENGER'S RIGHT LEG....MEGA OUTSIDE AIR FLOWS IN TO THE PASSENGER (AND INSIDE THE COCKPIT)!!!........ PIC 6
THE "HARDNESS" OF PULLING THE OTHER 1/2 WAY OUT---IS WHAT IT TAKES TO OPEN THESE VENTS UP..............IF IT'S NEVER BEEN DONE, IT MAY NEED A LITTLE HELP UNTIL IT LOOSENS UP, THAT IS PULLING THE K.NOB WHILE YOU "HELP IT" OPEN WITH YOUR FINGER (PIC 8)
ON A CJ, OUTSIDE AIR PUSHING IN THE COWL VENT (PIC 7) IS ALL THAT IS NEEDED FOR FLOW----NO NEED FOR ANY OTHER K.NOBS TO BE PULLED OUT OR THE FAN TO BE ON..........THIS IS "POOR MAN'S AIR CONDITIONING!!!"
NOW THEN-----IS MY PICTURE 6 WHAT THIS "MYSTERY CABLE"...... IS HANGING BESIDE OR NEAR????
YOUR TURN MISS JULIE
THE MEDIC
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Feb 8, 2013 at 1:30 AM