diff --git a/code/game/machinery/doors/door.dm b/code/game/machinery/doors/door.dm
index a86ea7d4a6b..d9568f69ac1 100644
--- a/code/game/machinery/doors/door.dm
+++ b/code/game/machinery/doors/door.dm
@@ -14,21 +14,26 @@
 	damage_deflection = 10
 	var/closingLayer = CLOSED_DOOR_LAYER
 	var/visible = 1
+	/// Is it currently in the process of opening or closing.
 	var/operating = FALSE
 	var/autoclose = 0
-	var/safe = TRUE //whether the door detects things and mobs in its way and reopen or crushes them.
-	var/locked = FALSE //whether the door is bolted or not.
+	/// Whether the door detects things and mobs in its way and reopen or crushes them.
+	var/safe = TRUE
+	// Whether the door is bolted or not.
+	var/locked = FALSE
 	var/glass = FALSE
 	var/welded = FALSE
 	var/normalspeed = TRUE
 	var/auto_close_time = 150
 	var/auto_close_time_dangerous = 15
-	var/assemblytype //the type of door frame to drop during deconstruction
+	/// The type of door frame to drop during deconstruction
+	var/assemblytype
 	var/datum/effect_system/spark_spread/spark_system
 	var/real_explosion_block	//ignore this, just use explosion_block
 	var/heat_proof = FALSE // For rglass-windowed airlocks and firedoors
 	var/emergency = FALSE
-	var/unres_sides = 0 //Unrestricted sides. A bitflag for which direction (if any) can open the door with no access
+	/// Unrestricted sides. A bitflag for which direction (if any) can open the door with no access.
+	var/unres_sides = 0
 	//Multi-tile doors
 	var/width = 1
 
@@ -300,7 +305,7 @@
 	update_icon()
 	if(visible && !glass)
 		set_opacity(1)
-	operating = 0
+	operating = FALSE
 	air_update_turf(1)
 	update_freelook_sight()
 	if(safe)
diff --git a/code/game/machinery/doors/firedoor.dm b/code/game/machinery/doors/firedoor.dm
index c509675868b..b19888ba907 100644
--- a/code/game/machinery/doors/firedoor.dm
+++ b/code/game/machinery/doors/firedoor.dm
@@ -6,7 +6,7 @@
 
 /obj/machinery/door/firedoor
 	name = "firelock"
-	desc = "Apply crowbar."
+	desc = "A convenable firelock. Equipped with a manual lever for operating in case of emergency."
 	icon = 'icons/obj/doors/doorfireglass.dmi'
 	icon_state = "door_open"
 	opacity = 0
@@ -19,13 +19,14 @@
 	safe = FALSE
 	layer = BELOW_OPEN_DOOR_LAYER
 	closingLayer = CLOSED_FIREDOOR_LAYER
-	auto_close_time = 50
+	auto_close_time = 5 SECONDS
 	assemblytype = /obj/structure/firelock_frame
 	armor = list("melee" = 30, "bullet" = 30, "laser" = 20, "energy" = 20, "bomb" = 10, "bio" = 100, "rad" = 100, "fire" = 95, "acid" = 70)
-	var/can_force = TRUE
-	var/force_open_time = 300
+	/// How long does opening by hand take, in deciseconds.
+	var/manual_open_time = 5 SECONDS
 	var/can_crush = TRUE
 	var/nextstate = null
+	/// Whether the "bolts" are "screwed". Used for deconstruction sequence. Has nothing to do with airlock bolting.
 	var/boltslocked = TRUE
 	var/active_alarm = FALSE
 	var/list/affecting_areas
@@ -89,20 +90,22 @@
 	if(operating || !density)
 		return
 
+	if(welded)
+		to_chat(user, "<span class='warning'>[src] is welded shut!</span>")
+		return
+
 	add_fingerprint(user)
 	user.changeNext_move(CLICK_CD_MELEE)
 
-	if(can_force && (!glass || user.a_intent != INTENT_HELP))
-		user.visible_message("<span class='notice'>[user] begins forcing \the [src].</span>", \
-							 "<span class='notice'>You begin forcing \the [src].</span>")
-		if(do_after(user, force_open_time, target = src))
-			user.visible_message("<span class='notice'>[user] forces \the [src].</span>", \
-								 "<span class='notice'>You force \the [src].</span>")
-			open()
-	else if(glass)
-		user.visible_message("<span class='warning'>[user] bangs on \the [src].</span>",
-							 "<span class='warning'>You bang on \the [src].</span>")
-		playsound(get_turf(src), 'sound/effects/glassknock.ogg', 10, 1)
+	user.visible_message(
+		"<span class='notice'>[user] tries to open [src] manually.</span>",
+		"<span class='notice'>You operate the manual lever on [src].</span>")
+
+	if(do_after(user, manual_open_time, target = src))
+		user.visible_message(
+			"<span class='notice'>[user] opens [src].</span>",
+			"<span class='notice'>You open [src].</span>")
+		open(auto_close = FALSE)
 
 /obj/machinery/door/firedoor/attackby(obj/item/C, mob/user, params)
 	add_fingerprint(user)
@@ -298,7 +301,6 @@
 	opacity = 1
 	explosion_block = 2
 	assemblytype = /obj/structure/firelock_frame/heavy
-	can_force = FALSE
 	max_integrity = 550
 
 /obj/item/firelock_electronics