My dash A/C is pretty weak - 1996 P30. I charged the system but still does not blow that cold. I bought a dryer but it was the wrong configuration.
Do you have pics of you dryer install and the P/N if the one you used? Also the P/N of the expansion valve if you changed that as well.
They used varying size fittings on drier bottles. Mine has the fittings 180 of each other and both are male 18mm.
Acme, SCS Frigette, Evans, Victory climate heater cores, evaporator cores, filter driers, condensers, compressors, expansion valves, heater valves, heater cables, blower motors
acmeairparts.com
Expansion valve was not changed. You certian you have no leak/s? When replacing the o-rings use Nylog on them.
You can see my AC condenser/oil cooler work here:
I have a 94 Fleetwood Southwind Storm with an oil cooler leak (small) the cooler is also integral to the AC condenser (dual). The AC works but I'd not like to open the system and think by-passing the OE coil cooler and installing a stand alone will be easier. The current condenser/oil oil cooler...
www.gmt400.com
Total R-134a Refrigerant charges for various vehicle/chassis are shown below:
RV APPLICATIONS:
FRONT ENGINE CHASSIS CHARGE
GM (Chevy) P-30, L-19, L-29, L-65 2.75 Lbs.
GM (Chevy) P-12 w/Parallel-Flow Condenser 2.0 Lbs.
Workhorse before '05 model except W-24 2.75 Lbs. (1)
Workhorse - all models with black Behr condenser and two fans 2.00 Lbs.
Workhorse W22/W24 w/Multi-flow Condenser and no fans 1.5 Lbs.
Ford E-33 w/Serpentine Condenser 2.25 Lbs.
Ford F-53 w/Black Fin & Tube Condenser 2.75 Lbs.
Ford F-53 w/Silver Multi-flow Condenser(starting with MY2012) 2.13 Lbs.
Ford F-53 w/Silver Multi-flow Condenser(starting with MY2016) 2.75 Lbs.
Ford V-10 Super Duty w/6mm Condenser 2.75 Lbs.
FTL Front Engine Diesel w/Parallel-Flow Condenser 1.5 Lbs.
FTL Front Engine Diesel w/remote mounted condenser and fan 2.25 Lbs.
(1) For W22 without an auxiliary condenser, charge would be 1.75 lbs and performance
would be reduced.