Skills and Trades

Replies / Views	Last post
Avoid topping off the fuel tank because ________. Started by Jkov05	1 Replies 71 Views	Aug 13, 2021 by meryzewe
A gasoline with a high driveability index is ________. Started by Frost2351	1 Replies 116 Views	Aug 13, 2021 by TheDev123
The radiator usually cools better if the front air cam is removed. Started by pane00	1 Replies 93 Views	Aug 13, 2021 by bulacsom
If a condenser has a leak it can be easily repaired with epoxy. Started by sdfghj	1 Replies 77 Views	Aug 13, 2021 by jasonq
Which reading represents the lowest vacuum reading? Started by jace	1 Replies 84 Views	Aug 13, 2021 by fdliggud
Which of these is a non-condensable gas? Started by vinney12	1 Replies 46 Views	Aug 13, 2021 by angrybirds13579
When replacing an air conditioning component, all of the following are true about the refrigerant ... Started by Frost2351	1 Replies 86 Views	Aug 13, 2021 by ryansturges
When replacing a failed compressor, it is also a good idea to ________. Started by serike	1 Replies 72 Views	Aug 13, 2021 by Bison
What type of service valves are used with R-134a? Started by captainjonesify	1 Replies 93 Views	Aug 13, 2021 by pikon
Two technicians are discussing replacing heater hoses. Technician A says that the replacement hoses ... Started by folubunmi	1 Replies 229 Views	Aug 13, 2021 by Joy Chen
Two technicians are discussing how to remove refrigerant from a system. Technician A says that you ... Started by anjilletteb	1 Replies 129 Views	Aug 13, 2021 by kxciann
Technician A says to charge the system with refrigerant until the condenser temperature is equal to ... Started by SO00	1 Replies 95 Views	Aug 13, 2021 by debra928
Technician A says that the system should be vacuumed out so that all the old oil is removed. ... Started by mydiamond	1 Replies 56 Views	Aug 13, 2021 by s.meritte
Technician A says that all orifice tubes on all vehicles use the same size orifice size. Technician ... Started by c0205847	1 Replies 107 Views	Aug 13, 2021 by JCABRERA33
During a retrofit, the replacement R-134a charge should be ________ than the specified R-12 charge. Started by wrbasek0	1 Replies 77 Views	Aug 13, 2021 by tjayeee
A customer complains that the heater works sometimes, but sometimes only cold air comes out while ... Started by drink	1 Replies 65 Views	Aug 13, 2021 by katheyjon
On a cold day it is normal for the thermostat to stay closed for more than 15 minutes. Started by Jkov05	1 Replies 49 Views	Aug 13, 2021 by ApricotDream
A clogged orifice tube can cause a lack of cooling. Started by Diane	1 Replies 95 Views	Aug 13, 2021 by Zebsrer
The outlet line from the evaporator should be ________. Started by nevelica	1 Replies 85 Views	Aug 13, 2021 by meganmoser117
The first step in the diagnostic procedure when attempting to solve an HVAC customer problem is ________. Started by ENagel	1 Replies 100 Views	Aug 13, 2021 by kiamars2010
Technician A says that with a properly operating air-conditioning system, the inlet to the ... Started by daltonest1984	1 Replies 60 Views	Aug 13, 2021 by Sophiapenny
Technician A says that one heater hose should be hot and the other hose cool if the heater is ... Started by KimWrice	1 Replies 76 Views	Aug 13, 2021 by Tonny
Technician A says that evaporator leaks can be detected by installing dye into the system and ... Started by colton	1 Replies 83 Views	Aug 13, 2021 by verrinzo
Technician A says refrigerant leaks are most common where components join together. Technician B ... Started by brutforce	1 Replies 123 Views	Aug 13, 2021 by b614102004
Technician A says oily residue on hoses, components, or fittings indicates an area where refrigerant ... Started by robinn137	1 Replies 113 Views	Aug 13, 2021 by canderson530