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i've got a 9.5 million btu mua handler. it's a National Champion. very old. ever heard of it? where would i get schematics for ir? i searched the web, but found npthing. i'm probably sol. thanx.

i have a few of these around town that i work on. you can't kill them. i know, i've tried.

our company has recently been chosen to do warranty work for traulsen. should i be scared? what are they like? do they offer tech support? are they good pay? appreciate any observations, comments....

thanks guys, i remembered about the power factor (1.73), but didn't know what it was. thanx again.

it's been a while but i forgot the formula. i have a (actually a bunch) of 3 phase strip heaters at 480 volts. as an example, let's say one of them is drawing 11 amps per leg. what's mu kw?...

i have a question. i'm not in the residential hvax bus, but i do a lot of rerrigeration work so i need your
input. can you put a furnace under a heat pump coil and still run the heat pump? seems to...

how about, walk into a restaurant and the dishwasher won't work, open the control panel, and it's full of dead roaches. this is why i hate cooking equiptment. oh, and while you're working on...

the owner is adolph hitler in disguise. i interviewed with him. i was offered a job, i talked with friends and parts houses and they all said the same thing stay away. he makes the techs sell parts....

i also hate the asking for money part. i got it all the time. "why so much?" well you know, a motorized tool box and parts house just pulled up to your doorstep, etc. thank god i only do commercial...

thanks for the help so far, it's single zone. looks like i'm gonna be on the phone to trane tomorrow to get that publication. you get such excellent info on this site.

we just inherited a new account last april. what i just got done working on is a YCD060C9HOAA S/N G41429850. we have many of these and also newer models. we were supposed to go to school on the...

i'm here

try tri-state mechanical

recently, i broke my leak detector, (i cried). what do you all like that's out there? i do nothing but commercial hvacr, grocery stores, c-stores, office buildings, etc. love this place by the way.

i also have replaced belt drives. however not too many, they seem to last a long time. i've got a grocery store older than i am (i'm 47), that still has a whole bunch of old tecumseh belts. Once in a...