Type: Posts; User: ryan79
NuCal i have used it before. Pink in colour and works well. Have to dilute though
have used muriatic acid to clean in the past. Works well but have to know how to dilute and monitor.
There are other chemicals on the market that will work. Check with your local supplier
contact a water filtration place. They will get you something designed for your water.
30F differential across the coil is a good start. This is a dehumidifying number target.
Air flow is another good thing to check. Too slow and it will freeze up.
Air flow. Does it have turning...
You should be able to get good service from EA as they are in Calgary.
You should have a gas ticket in order to put your hands on this. Insurance reasons
If you shut off all the vents that supply into the warehouse (not knowing how many or sizes of entire system) you could restrict the air flow and cause the unit to trip out on high limit during...
Location of the hair salon and its city by-laws could help you in what you may need.
The headmaster should be only installed on stage 1. (mechanical cooling)
When it is cold enough outside stage 1 should be a set of outside air dampers (economizer that gives free cooling) The...
it all depends on the duct sizing. A 7.5 ton unit can be up to 3800CFM.
get someone in to help you out and tell you what you have and what you need.
Usually only the stage 1 will have the headmaster control on it. As most of the time the second stage is not required at that operating temp.
Stage 1 should cool the space during low ambient temps....
you will have to explain a bit more.
What is the entire unit doing ?
why do you say you think you need a hot gas bypass ?
It all depends on what temperatures you are operating. How is it defrosting now ?
Not enough information to help you yet.
What is your problem or concern ?
Mechanics in our area are paid ranging low end of 32 (government jobs) to 45. plus benefits on top of that.
that is commercial/industrial hvac and refrigeration.
amazing how the numbers differ...
is it a mua cell heater ?
Cracked heat exchanger. Have seen the panels blow off units before.
it is making ice. The freeze cycle sounds normal.
the first 5 min? When is this after the ice drops from a harvest ? Is this the water dump cycle ?
What is the customer complaint ?
The government is not in the business of training people.
They usually pluck guys that are min 5 year journeyman from companies
I have found in the past that customers will follow the tech if they move to another company. No matter what the company tries to do. The customer still feels that the tech is the one who they want...
Trane has 1.5 ton RTU
1 ton not available. Unless you go split or possible to have them make some for you at a manufacture.
How is the parkade vented ? does it have exhaust and make up air ?
How is that controlled ?
If possible I would exhaust directly outside. Someone is bound to complain that their eyes hurt or...
I service over 250 dry o trons.
What kind of question do yo have ?
this sounds funny.
Agree that they may have missed something.
Wonder what they meant by bad wire.
What is the location ? 7.5 tons seems like a small unit for all that.
Sounds like you need someone to come in and spec you a new system. Or design build it.
Either way it would be cheeper to...
what kind of sweating problem ?
I have had lots of problems with the first co coils. That exact one.
Found that the evap coil clogs up due to placement. Behind the blower and does not allow it to...
can not read the model numbers. can you provide them by typing the in.
What kind of information are you looking for ?